| * |  | Network: 101000 - Document - Document Information (http://www.abc.com/role/DocumentInformation) | 
            
            
               | 1 |  | dei:Document Information [Table] | [Table] |  |  | dei:DocumentInformationTable | 
            
            
               | 2 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 3 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 4 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 5 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 6 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 7 |  | us-gaap:Class of Stock [Axis] | [Axis] |  |  | us-gaap:StatementClassOfStockAxis | 
            
            
               | 8 |  | us-gaap:Class of Stock [Domain] | [Domain/Member] |  |  | us-gaap:ClassOfStockDomain | 
            
            
               | 9 |  | us-gaap:Common Class A [Member] | [Domain/Member] |  |  | us-gaap:CommonClassAMember | 
            
            
               | 10 |  | us-gaap:Common Class B [Member] | [Domain/Member] |  |  | us-gaap:CommonClassBMember | 
            
            
            
            
               | 11 |  | dei:Document Information [Line Items] | [Abstract] |  |  | dei:DocumentInformationLineItems | 
            
            
               | 12 |  | abc:Document Information [Hierarchy] | [Abstract] |  |  | abc:DocumentInformationHierarchy | 
            
            
               | 13 |  | dei:Entity Registrant Name | [Concept] (xbrli:normalizedStringItemType) | duration |  | dei:EntityRegistrantName | 
            
            
               | 14 |  | dei:Entity Central Index Key | [Concept] (dei:centralIndexKeyItemType) | duration |  | dei:EntityCentralIndexKey | 
            
            
               | 15 |  | dei:Entity Filer Category | [Concept] (dei:filerCategoryItemType) | duration |  | dei:EntityFilerCategory | 
            
            
               | 16 |  | dei:Entity Current Reporting Status | [Concept] (dei:yesNoItemType) | duration |  | dei:EntityCurrentReportingStatus | 
            
            
               | 17 |  | dei:Entity Voluntary Filers | [Concept] (dei:yesNoItemType) | duration |  | dei:EntityVoluntaryFilers | 
            
            
               | 18 |  | dei:Entity Well-known Seasoned Issuer | [Concept] (dei:yesNoItemType) | duration |  | dei:EntityWellKnownSeasonedIssuer | 
            
            
               | 19 |  | dei:Entity Public Float | [Concept] (xbrli:monetaryItemType) | instant | credit | dei:EntityPublicFloat | 
            
            
               | 20 |  | dei:Document Type | [Concept] (dei:submissionTypeItemType) | duration |  | dei:DocumentType | 
            
            
               | 21 |  | dei:Amendment Flag | [Concept] (xbrli:booleanItemType) | duration |  | dei:AmendmentFlag | 
            
            
               | 22 |  | dei:Document Fiscal Period Focus | [Concept] (dei:fiscalPeriodItemType) | duration |  | dei:DocumentFiscalPeriodFocus | 
            
            
               | 23 |  | dei:Document Fiscal Year Focus | [Concept] (xbrli:gYearItemType) | duration |  | dei:DocumentFiscalYearFocus | 
            
            
               | 24 |  | dei:Document Period End Date | [Concept] (xbrli:dateItemType) | duration |  | dei:DocumentPeriodEndDate | 
            
            
               | 25 |  | dei:Current Fiscal Year End Date | [Concept] (xbrli:gMonthDayItemType) | duration |  | dei:CurrentFiscalYearEndDate | 
            
            
               | 26 |  | dei:Entity Common Stock, Shares Outstanding | [Concept] (xbrli:sharesItemType) | instant |  | dei:EntityCommonStockSharesOutstanding | 
            
            
               | 27 |  | dei:Trading Symbol | [Concept] (xbrli:normalizedStringItemType) | duration |  | dei:TradingSymbol | 
            
            
            
            
            
            
               | * |  | Network: 104100 - Statement - Statement of Financial Position (http://www.abc.com/role/StatementOfFinancialPosition) | 
            
            
               | 28 |  | abc:Statement of Financial Condition, Classified [Table] | [Table] |  |  | abc:StatementOfFinancialConditionClassifiedTable | 
            
            
               | 29 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 30 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 31 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 32 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 33 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 34 |  | abc:Statement of Financial Condition, Classified [Line Items] | [Abstract] |  |  | abc:StatementOfFinancialConditionClassifiedLineItems | 
            
            
               | 35 |  | us-gaap:ASSETS [Roll Up] | [Abstract] |  |  | us-gaap:AssetsAbstract | 
            
            
               | 36 |  | us-gaap:CURRENT ASSETS [Roll Up] | [Abstract] |  |  | us-gaap:AssetsCurrentAbstract | 
            
            
               | 37 |  | us-gaap:Cash and cash equivalents | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:CashAndCashEquivalentsAtCarryingValue | 
            
            
               | 38 |  | us-gaap:Restricted cash | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:RestrictedCashAndInvestmentsCurrent | 
            
            
               | 39 |  | us-gaap:Short term investments | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:ShortTermInvestments | 
            
            
               | 40 |  | us-gaap:Accounts receivable, net of allowance for doubtful accounts of $1,000 and $1,000 | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:AccountsReceivableNetCurrent | 
            
            
               | 41 |  | us-gaap:Inventories | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:InventoryNet | 
            
            
               | 42 |  | us-gaap:Prepaid expenses | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:PrepaidExpenseCurrent | 
            
            
               | 43 |  | us-gaap:Other | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:OtherAssetsCurrent | 
            
            
               | 44 |  | us-gaap:Total current assets | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:AssetsCurrent | 
            
            
            
               | 45 |  | us-gaap:NONCURRENT ASSETS [Roll Up] | [Abstract] |  |  | us-gaap:AssetsNoncurrentAbstract | 
            
            
               | 46 |  | us-gaap:Property, plant and equipment, net | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:PropertyPlantAndEquipmentNet | 
            
            
               | 47 |  | us-gaap:Other noncurrent assets | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:OtherAssetsNoncurrent | 
            
            
               | 48 |  | us-gaap:Total noncurrent assets | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:AssetsNoncurrent | 
            
            
            
               | 49 |  | us-gaap:Total assets | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:Assets | 
            
            
            
               | 50 |  | us-gaap:LIABILITIES AND EQUITY [Roll Up] | [Abstract] |  |  | us-gaap:LiabilitiesAndStockholdersEquityAbstract | 
            
            
               | 51 |  | us-gaap:LIABILITIES [Roll Up] | [Abstract] |  |  | us-gaap:LiabilitiesAbstract | 
            
            
               | 52 |  | us-gaap:CURRENT LIABILITIES [Roll Up] | [Abstract] |  |  | us-gaap:LiabilitiesCurrentAbstract | 
            
            
               | 53 |  | us-gaap:Accounts payable and accrued expenses | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent | 
            
            
               | 54 |  | us-gaap:Current potion of long-term debt | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:DebtCurrent | 
            
            
               | 55 |  | us-gaap:Other | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:OtherLiabilitiesCurrent | 
            
            
               | 56 |  | us-gaap:Total current liabilities | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LiabilitiesCurrent | 
            
            
            
               | 57 |  | us-gaap:NONCURRENT LIABILITIES [Roll Up] | [Abstract] |  |  | us-gaap:LiabilitiesNoncurrentAbstract | 
            
            
               | 58 |  | us-gaap:Accounts payable and accrued expenses, noncurrent | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:AccountsPayableAndAccruedLiabilitiesNoncurrent | 
            
            
               | 59 |  | us-gaap:Long-term debt | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LongTermDebtAndCapitalLeaseObligations | 
            
            
               | 60 |  | us-gaap:Other noncurrent liabilities | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:OtherLiabilitiesNoncurrent | 
            
            
               | 61 |  | us-gaap:Total noncurrent liabilities | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LiabilitiesNoncurrent | 
            
            
            
               | 62 |  | us-gaap:Total liabilities | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:Liabilities | 
            
            
            
               | 63 |  | us-gaap:Commitments and contingencies | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:CommitmentsAndContingencies2009 | 
            
            
               | 64 |  | us-gaap:STOCKHOLDERS' EQUITY [Roll Up] | [Abstract] |  |  | us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract | 
            
            
               | 65 |  | us-gaap:Stockholders' Equity Attributable to Parent [Roll Up] | [Abstract] |  |  | us-gaap:StockholdersEquityAbstract | 
            
            
               | 66 |  | us-gaap:Preferred stock, Class A, $1 par, 10,000 shares authorized, issued and outstanding; redemption abount $5,000, liquidation
                  preference $10,000, conversion basis Tincidunt cursus est | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:PreferredStockValue | 
            
            
               | 67 |  | us-gaap:Class A and Class B common stock, $1 par, 110,000 shares authorized (Class A 60,000, Class B 50,000), 90,000 shares issued
                  and outstanding (Class A 50,000, Class B 40,000) | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:CommonStockValue | 
            
            
               | 68 |  | us-gaap:Additional paid in capital | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:AdditionalPaidInCapital | 
            
            
               | 69 |  | us-gaap:Treasury stock, share value $1, 10,000 shares, restrictions are Cursus est ullamcorper vel sollicitudin lacus | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:TreasuryStockValue | 
            
            
               | 70 |  | us-gaap:Retained earnings | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:RetainedEarningsAccumulatedDeficit | 
            
            
               | 71 |  | us-gaap:Stockholders' equity attributable to parent | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:StockholdersEquity | 
            
            
            
               | 72 |  | us-gaap:Stockholders' equity attributable to noncontrolling interest | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:MinorityInterest | 
            
            
               | 73 |  | us-gaap:Stockholders' equity, including portion attributable to noncontrolling interest | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest | 
            
            
            
               | 74 |  | us-gaap:Total liabilities and stockholders' equity | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LiabilitiesAndStockholdersEquity | 
            
            
            
            
            
            
               | * |  | Network: 104101 - Statement - Classes of Preferred Stock (http://www.abc.com/role/ClassesOfPreferredStock) | 
            
            
               | 75 |  | abc:Preferred Stock, by Class [Table] | [Table] |  |  | abc:PreferredStockByClassTable | 
            
            
               | 76 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 77 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 78 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 79 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 80 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 81 |  | abc:Class of Preferred Stock [Axis] | [Axis] |  |  | abc:ClassOfPreferredStockAxis | 
            
            
               | 82 |  | abc:Class of Preferred Stock, All Classes [Domain] | [Domain/Member] | duration |  | abc:ClassOfPreferredStockAllClassesDomain | 
            
            
               | 83 |  | us-gaap:Preferred Class A [Member] | [Domain/Member] |  |  | us-gaap:PreferredClassAMember | 
            
            
            
            
               | 84 |  | abc:Preferred Stock, by Class [Line Items] | [Abstract] |  |  | abc:PreferredStockByClassLineItems | 
            
            
               | 85 |  | abc:Preferred Stock, by Class [Hierarchy] | [Abstract] |  |  | abc:PreferredStockByClassHierarchy | 
            
            
               | 86 |  | us-gaap:Preferred Stock, Value, Issued | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:PreferredStockValue | 
            
            
               | 87 |  | us-gaap:Preferred Stock, Par or Stated Value Per Share | [Concept] (num:perShareItemType) | instant |  | us-gaap:PreferredStockParOrStatedValuePerShare | 
            
            
               | 88 |  | us-gaap:Preferred Stock, Shares Authorized | [Concept] (xbrli:sharesItemType) | instant |  | us-gaap:PreferredStockSharesAuthorized | 
            
            
               | 89 |  | us-gaap:Preferred Stock, Shares Issued | [Concept] (xbrli:sharesItemType) | instant |  | us-gaap:PreferredStockSharesIssued | 
            
            
               | 90 |  | us-gaap:Preferred Stock, Shares Outstanding | [Concept] (xbrli:sharesItemType) | instant |  | us-gaap:PreferredStockSharesOutstanding | 
            
            
               | 91 |  | us-gaap:Preferred Stock, Value, Outstanding | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:PreferredStockValueOutstanding | 
            
            
               | 92 |  | us-gaap:Preferred Stock, Redemption Amount | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:PreferredStockRedemptionAmount | 
            
            
               | 93 |  | us-gaap:Preferred Stock, Liquidation Preference Per Share | [Concept] (num:perShareItemType) | instant |  | us-gaap:PreferredStockLiquidationPreference | 
            
            
               | 94 |  | us-gaap:Preferred Stock, Conversion Basis | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:PreferredStockConversionBasis | 
            
            
            
            
            
            
               | * |  | Network: 104102 - Statement - Classes of Common Stock (http://www.abc.com/role/ClassesOfCommonStock) | 
            
            
               | 95 |  | abc:Common Stock, by Class [Table] | [Table] |  |  | abc:CommonStockByClassTable | 
            
            
               | 96 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 97 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 98 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 99 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 100 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 101 |  | abc:Class of Common Stock [Axis] | [Axis] |  |  | abc:ClassOfCommonStockAxis | 
            
            
               | 102 |  | abc:Class of Common Stock, All Classes [Domain] | [Domain/Member] | duration |  | abc:ClassOfCommonStockAllClassesDomain | 
            
            
               | 103 |  | us-gaap:Common Class A [Member] | [Domain/Member] |  |  | us-gaap:CommonClassAMember | 
            
            
               | 104 |  | us-gaap:Common Class B [Member] | [Domain/Member] |  |  | us-gaap:CommonClassBMember | 
            
            
            
            
               | 105 |  | abc:Common Stock, by Class [Line Items] | [Abstract] |  |  | abc:CommonStockByClassLineItems | 
            
            
               | 106 |  | abc:Common Stock, by Class [Hierarchy] | [Abstract] |  |  | abc:CommonStockByClassHierarchy | 
            
            
               | 107 |  | us-gaap:Common Stock, Value, Issued | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:CommonStockValue | 
            
            
               | 108 |  | us-gaap:Common Stock, Par or Stated Value Per Share | [Concept] (num:perShareItemType) | instant |  | us-gaap:CommonStockParOrStatedValuePerShare | 
            
            
               | 109 |  | us-gaap:Common Stock, Shares Authorized | [Concept] (xbrli:sharesItemType) | instant |  | us-gaap:CommonStockSharesAuthorized | 
            
            
               | 110 |  | us-gaap:Common Stock, Shares, Issued | [Concept] (xbrli:sharesItemType) | instant |  | us-gaap:CommonStockSharesIssued | 
            
            
               | 111 |  | us-gaap:Common Stock, Shares, Outstanding | [Concept] (xbrli:sharesItemType) | instant |  | us-gaap:CommonStockSharesOutstanding | 
            
            
               | 112 |  | us-gaap:Common Stock, Value, Outstanding | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:CommonStockValueOutstanding | 
            
            
            
            
            
            
               | * |  | Network: 104103 - Statement - Classes of Treasury Stock (http://www.abc.com/role/ClassesOfTreasuryStock) | 
            
            
               | 113 |  | us-gaap:Class of Treasury Stock [Table] | [Table] |  |  | us-gaap:ClassOfTreasuryStockTable | 
            
            
               | 114 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 115 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 116 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 117 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 118 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 119 |  | abc:Class of Treasury Stock [Axis] | [Axis] |  |  | abc:ClassOfTreasuryStockAxis | 
            
            
               | 120 |  | us-gaap:Class of Treasury Stock [Domain] | [Domain/Member] |  |  | us-gaap:ClassOfTreasuryStockDomain | 
            
            
               | 121 |  | us-gaap:Common Class A [Member] | [Domain/Member] |  |  | us-gaap:CommonClassAMember | 
            
            
               | 122 |  | us-gaap:Common Class B [Member] | [Domain/Member] |  |  | us-gaap:CommonClassBMember | 
            
            
            
            
               | 123 |  | abc:Class of Treasury Stock [Line Items] | [Abstract] |  |  | abc:ClassOfTreasuryStockLineItems | 
            
            
               | 124 |  | abc:Class of Treasury Stock [Hierarchy] | [Abstract] |  |  | abc:ClassOfTreasuryStockHierarchy | 
            
            
               | 125 |  | us-gaap:Treasury Stock, Value | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:TreasuryStockValue | 
            
            
               | 126 |  | us-gaap:Treasury Stock, Shares | [Concept] (xbrli:sharesItemType) | instant |  | us-gaap:TreasuryStockShares | 
            
            
               | 127 |  | us-gaap:Treasury Stock, Restrictions | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:TreasuryStockRestrictions | 
            
            
            
            
            
            
               | * |  | Network: 104104 - Statement - Statement of Financial Position, Other Parenthetical (http://www.abc.com/role/OtherParenthetical) | 
            
            
               | 128 |  | abc:Statement of Financial Condition, Classified, Parenthetical, Other [Table] | [Table] |  |  | abc:StatementOfFinancialConditionClassifiedParentheticalOtherTable | 
            
            
               | 129 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 130 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 131 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 132 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 133 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 134 |  | abc:Statement of Financial Condition, Classified, Parenthetical, Other [Line Items] | [Abstract] |  |  | abc:StatementOfFinancialConditionClassifiedParentheticalOtherLineItems | 
            
            
               | 135 |  | abc:Statement of Financial Condition, Classified, Parenthetical, Other [Hierarchy] | [Abstract] |  |  | abc:StatementOfFinancialConditionClassifiedParentheticalOtherHierarchy | 
            
            
               | 136 |  | us-gaap:Allowance for Doubtful Accounts Receivable, Current | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent | 
            
            
               | 137 |  | us-gaap:Retained Earnings, Deficit Eliminated | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:RetainedEarningsDeficitEliminated | 
            
            
            
            
            
            
               | * |  | Network: 105100 - Statement - Statement of Operations (http://www.abc.com/role/StatementOfOperations) | 
            
            
               | 138 |  | abc:Statement of Income, Including Gross Margin [Table] | [Table] |  |  | abc:StatementOfIncomeIncludingGrossMarginTable | 
            
            
               | 139 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 140 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 141 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 142 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 143 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 144 |  | abc:Statement of Income, Including Gross Margin [Line Items] | [Abstract] |  |  | abc:StatementOfIncomeIncludingGrossMarginLineItems | 
            
            
               | 145 |  | us-gaap:Net Income (Loss), Including Portion Attributable to Noncontrolling Interest [Roll Up] | [Abstract] |  |  | us-gaap:NetIncomeLossAttributableToReportingEntityAbstract | 
            
            
               | 146 |  | us-gaap:Income (Loss) before Cumulative Effect of Change in Accounting Principle [Roll Up] | [Abstract] |  |  | us-gaap:IncomeLossBeforeCumulativeEffectOfChangeInAccountingPrincipleAbstract | 
            
            
               | 147 |  | us-gaap:Income (Loss) before Extraordinary Items and Cumulative Effect of Change in Accounting Principle [Roll Up] | [Abstract] |  |  | us-gaap:IncomeLossBeforeExtraordinaryItemsAndCumulativeEffectOfChangeInAccountingPrincipleAbstract | 
            
            
               | 148 |  | us-gaap:Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest [Roll Up] | [Abstract] |  |  | us-gaap:IncomeLossFromContinuingOperationsAbstract | 
            
            
               | 149 |  | us-gaap:Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Cumulative Effects
                  of Changes in Accounting Principles, Noncontrolling Interest [Roll Up] | [Abstract] |  |  | us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract | 
            
            
               | 150 |  | us-gaap:Operating Income (Loss) [Roll Up] | [Abstract] |  |  | us-gaap:OperatingIncomeLossAbstract | 
            
            
               | 151 |  | us-gaap:GROSS PROFIT [Roll Up] | [Abstract] |  |  | us-gaap:GrossProfitAbstract | 
            
            
               | 152 |  | us-gaap:Revenues | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:Revenues | 
            
            
               | 153 |  | us-gaap:Cost of revenue | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:CostOfRevenue | 
            
            
               | 154 |  | us-gaap:Gross profit | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:GrossProfit | 
            
            
            
               | 155 |  | us-gaap:OPERATING EXPENSES [Roll Up] | [Abstract] |  |  | us-gaap:OperatingExpensesAbstract | 
            
            
               | 156 |  | us-gaap:Operating costs and expenses | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:OperatingCostsAndExpenses | 
            
            
               | 157 |  | us-gaap:Selling, general and administrative expense | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:SellingGeneralAndAdministrativeExpense | 
            
            
               | 158 |  | us-gaap:Provision for doubtful accounts | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:ProvisionForDoubtfulAccounts | 
            
            
               | 159 |  | us-gaap:(Gain) loss on disposition of assets | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:GainLossOnDispositionOfAssets | 
            
            
               | 160 |  | us-gaap:Other general expense | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:OtherGeneralExpense | 
            
            
               | 161 |  | us-gaap:Total operating expenses | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:OperatingExpenses | 
            
            
            
               | 162 |  | us-gaap:Other operating income | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:OtherOperatingIncome | 
            
            
               | 163 |  | us-gaap:Operating income (loss) | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:OperatingIncomeLoss | 
            
            
            
               | 164 |  | us-gaap:Nonoperating income (expense) | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:NonoperatingIncomeExpense | 
            
            
               | 165 |  | us-gaap:Interest and debt expense | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:InterestAndDebtExpense | 
            
            
               | 166 |  | us-gaap:Income (Loss) from continuing operations before equity method investments, income taxes, extraordinary items, cumulative effects
                  of changes in accounting principles, noncontrolling interest | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 
            
            
            
               | 167 |  | us-gaap:Income (loss) from equity method investments | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:IncomeLossFromEquityMethodInvestments | 
            
            
               | 168 |  | us-gaap:Income tax expense (benefit) | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:IncomeTaxExpenseBenefit | 
            
            
               | 169 |  | us-gaap:Income (Loss) from continuing operations, including portion attributable to noncontrolling interest | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | 
            
            
            
               | 170 |  | us-gaap:Income (Loss) from discontinued operations, net of tax, including portion attributable to noncontrolling interest | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax | 
            
            
               | 171 |  | us-gaap:Income (Loss) before extraordinary items and cumulative effect of change in accounting principle | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:IncomeLossBeforeExtraordinaryItemsAndCumulativeEffectOfChangeInAccountingPrinciple | 
            
            
            
               | 172 |  | us-gaap:Extraordinary item, gain or loss, net of tax, including portion attributable to noncontrolling interest | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:ExtraordinaryItemNetOfTax | 
            
            
               | 173 |  | us-gaap:Income (loss) before cumulative effect of change in accounting principle | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:IncomeLossBeforeCumulativeEffectOfChangeInAccountingPrinciple | 
            
            
            
               | 174 |  | us-gaap:Cumulative effect of change in accounting principle presented on income statement, net of tax, including portion attributable
                  to noncontrolling interest | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:CumulativeEffectOfChangeInAccountingPrinciplePresentedOnIncomeStatementNetOfTax | 
            
            
               | 175 |  | us-gaap:Net income (loss), including portion attributable to noncontrolling interest | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:ProfitLoss | 
            
            
            
            
            
            
               | * |  | Network: 105101 - Statement - Statement of Operations, Net Income Breakdown (http://www.abc.com/role/StatementOfOperationsNetIncomeBreakdown) | 
            
            
               | 176 |  | abc:Net Income Breakdown [Table] | [Table] |  |  | abc:NetIncomeBreakdownTable | 
            
            
               | 177 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 178 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 179 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 180 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 181 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 182 |  | abc:Net Income Breakdown [Line Items] | [Abstract] |  |  | abc:NetIncomeBreakdownLineItems | 
            
            
               | 183 |  | abc:BREAKDOWN OF NET INCOME [Roll Up] | [Abstract] |  |  | abc:BreakdownOfNetIncomeLossRollUp | 
            
            
               | 184 |  | us-gaap:Net income (loss) attributable to parent | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:NetIncomeLoss | 
            
            
               | 185 |  | us-gaap:Net income (loss) attributable to noncontrolling interest | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:NetIncomeLossAttributableToNoncontrollingInterest | 
            
            
               | 186 |  | us-gaap:Net income (loss), including portion attributable to noncontrolling interest | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:ProfitLoss | 
            
            
            
            
            
            
               | * |  | Network: 105102 - Statement - Statement of Operations, Earnings Per Share (http://www.abc.com/role/StatementOfOperationsEarningsPerShare) | 
            
            
               | 187 |  | abc:Earnings Per Share [Table] | [Table] |  |  | abc:EarningsPerShareTable | 
            
            
               | 188 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 189 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 190 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 191 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 192 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 193 |  | abc:Earnings Per Share [Line Items] | [Abstract] |  |  | abc:EarningsPerShareLineItems | 
            
            
               | 194 |  | us-gaap:EARNINGS PER SHARE [Hierarchy] | [Abstract] |  |  | us-gaap:EarningsPerShareAbstract | 
            
            
               | 195 |  | us-gaap:Earnings Per Share, Basic | [Concept] (num:perShareItemType) | duration |  | us-gaap:EarningsPerShareBasic | 
            
            
            
            
            
            
               | * |  | Network: 106100 - Statement - Statement of Cash Flows (http://www.abc.com/role/StatementOfCashFlows) | 
            
            
               | 196 |  | abc:Statement of Cash Flows, Indirect Method [Table] | [Table] |  |  | abc:StatementOfCashFlowsIndirectMethodTable | 
            
            
               | 197 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 198 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 199 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 200 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 201 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 202 |  | abc:Statement of Cash Flows, Indirect Method [Line Items] | [Abstract] |  |  | abc:StatementOfCashFlowsIndirectMethodLineItems | 
            
            
               | 203 |  | abc:Cash and Cash Equivalents [Roll Forward] | [Abstract] |  |  | abc:CashAndCashEquivalentsRollForward | 
            
            
               | 204 |  | us-gaap:Cash and Cash Equivalents, Period Increase (Decrease) [Roll Up] | [Abstract] |  |  | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecreaseAbstract | 
            
            
               | 205 |  | us-gaap:CASH FLOWS FROM OPERATING ACTIVITIES FROM CONTINUING OPERATIONS [Roll Up] | [Abstract] |  |  | us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract | 
            
            
               | 206 |  | us-gaap:Proceeds from customers | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:ProceedsFromCustomers | 
            
            
               | 207 |  | us-gaap:Payments to suppliers and employees | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:PaymentsToSuppliersAndEmployees | 
            
            
               | 208 |  | us-gaap:Net cash flow provided by operating activities | [Concept] (xbrli:monetaryItemType) | duration |  | us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations | 
            
            
            
               | 209 |  | us-gaap:CASH FLOWS FROM INVESTING ACTIVITIES FROM CONTINUING OPERATIONS [Roll Up] | [Abstract] |  |  | us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract | 
            
            
               | 210 |  | us-gaap:Proceeds from sale of property, plant, and equipment | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment | 
            
            
               | 211 |  | us-gaap:Payments to acquire property, plant, and equipment | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:PaymentsToAcquirePropertyPlantAndEquipment | 
            
            
               | 212 |  | us-gaap:Net cash flow provided by investing activities | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperations | 
            
            
            
               | 213 |  | us-gaap:CASH FLOWS FROM FINANCING ACTIVITIES FROM CONTINUING OPERATIONS [Roll Up] | [Abstract] |  |  | us-gaap:NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract | 
            
            
               | 214 |  | us-gaap:Proceeds from issuance of long-term debt | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:ProceedsFromIssuanceOfLongTermDebt | 
            
            
               | 215 |  | us-gaap:Repayments of long-term debt | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:RepaymentsOfLongTermDebt | 
            
            
               | 216 |  | us-gaap:Payments of dividends | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:PaymentsOfDividends | 
            
            
               | 217 |  | us-gaap:Net cash flow (used in) financing activities | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:NetCashProvidedByUsedInFinancingActivitiesContinuingOperations | 
            
            
            
               | 218 |  | us-gaap:Net cash provided by (used in) discontinued operations | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:NetCashProvidedByUsedInDiscontinuedOperations | 
            
            
               | 219 |  | us-gaap:Effect of exchange rate on cash and cash equivalents | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents | 
            
            
               | 220 |  | us-gaap:Net change in cash and cash equivalents | [Concept] (xbrli:monetaryItemType) | duration |  | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease | 
            
            
            
               | 221 |  | us-gaap:Cash and cash equivalents, beginning balance | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:CashAndCashEquivalentsAtCarryingValue | 
            
            
               | 222 |  | us-gaap:Cash and cash equivalents, ending balance | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:CashAndCashEquivalentsAtCarryingValue | 
            
            
            
            
            
            
               | * |  | Network: 153101 - Statement - Prior Period Adjustment, Retained Earnings (http://www.abc.com/role/PriorPeriodAdjustmentRetainedEarnings) | 
            
            
               | 223 |  | abc:Prior Period Adjustment, Retained Earnings [Table] | [Table] |  |  | abc:PriorPeriodAdjustmentRetainedEarningsTable | 
            
            
               | 224 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 225 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 226 |  | abc:As Reported February 8, 2010 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary82010Member | 
            
            
               | 227 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 228 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 229 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 230 |  | abc:Prior Period Adjustment, Retained Earnings [Line Items] | [Abstract] |  |  | abc:PriorPeriodAdjustmentRetainedEarningsLineItems | 
            
            
               | 231 |  | abc:Retained Earnings (Accumulated Deficit) [Adjustment] | [Abstract] |  |  | abc:RetainedEarningsAccumulatedDeficitAdjustment | 
            
            
               | 232 |  | us-gaap:Retained earnings, Origionally Stated | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:RetainedEarningsAccumulatedDeficit | 
            
            
               | 233 |  | abc:Retained earnings, Adjustments [Roll Up] | [Abstract] |  |  | abc:RetainedEarningsAdjustmentsRollUp | 
            
            
               | 234 |  | abc:Correction of Prior Period Error | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:CorrectionOfPriorPeriodError | 
            
            
               | 235 |  | abc:Effect of Mandatory Change in Accounting Policy for Adoption of FAS XXX | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:EffectOfMandatoryChangeInAccountingPolicyForAdoptionOfFasXxx | 
            
            
               | 236 |  | abc:Effect of Voluantary Change in Accounting Policy | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:EffectOfVoluantaryChangeInAccountingPolicy | 
            
            
               | 237 |  | abc:Retained earnings, Adjustments, Total | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:RetainedEarningsAdjustments | 
            
            
            
               | 238 |  | us-gaap:Retained earnings, Restated | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:RetainedEarningsAccumulatedDeficit | 
            
            
            
            
            
            
               | * |  | Network: 153102 - Statement - Prior Period Adjustment, Stockholders' Equity Attributable to Parent (http://www.abc.com/role/PriorPeriodAdjustmentStockholderEquityAttributableToParent) | 
            
            
               | 239 |  | abc:Prior Period Adjustment, Stockholders' Equity Attributable to Parent [Table] | [Table] |  |  | abc:PriorPeriodAdjustmentStockholdersEquityAttributableToParentTable | 
            
            
               | 240 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 241 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 242 |  | abc:As Reported February 8, 2010 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary82010Member | 
            
            
               | 243 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 244 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 245 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 246 |  | abc:Prior Period Adjustment, Stockholders' Equity Attributable to Parent [Line Items] | [Abstract] |  |  | abc:PriorPeriodAdjustmentStockholdersEquityAttributableToParentLineItems | 
            
            
               | 247 |  | abc:Stockholders' Equity Attributable to Parent [Adjustment] | [Abstract] |  |  | abc:StockholdersEquityAttributableToParentAdjustment | 
            
            
               | 248 |  | us-gaap:Stockholders' Equity Attributable to Parent, Origionally Stated | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:StockholdersEquity | 
            
            
               | 249 |  | abc:Stockholders' Equity Attributable to Parent, Adjustments [Roll Up] | [Abstract] |  |  | abc:StockholdersEquityAttributableToParentAdjustmentsRollUp | 
            
            
               | 250 |  | abc:Correction of Prior Period Error | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:CorrectionOfPriorPeriodError | 
            
            
               | 251 |  | abc:Effect of Mandatory Change in Accounting Policy for Adoption of FAS XXX | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:EffectOfMandatoryChangeInAccountingPolicyForAdoptionOfFasXxx | 
            
            
               | 252 |  | abc:Effect of Voluantary Change in Accounting Policy | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:EffectOfVoluantaryChangeInAccountingPolicy | 
            
            
               | 253 |  | abc:Stockholders' Equity Attributable to Parent, Adjustments, Total | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:StockholdersEquityAttributableToParentAdjustments | 
            
            
            
               | 254 |  | us-gaap:Stockholders' Equity Attributable to Parent, Restated | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:StockholdersEquity | 
            
            
            
            
            
            
               | * |  | Network: 153103 - Statement - Prior Period Adjustment, Stockholders' Equity Including Portion Attributable to Noncontrolling Interest (http://www.abc.com/role/PriorPeriodAdjustmentStockholdersEquityIncludingPortionAttributableToNoncontrollingInterest) | 
            
            
               | 255 |  | abc:Prior Period Adjustment, Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Table] | [Table] |  |  | abc:PriorPeriodAdjustmentStockholdersEquityIncludingPortionAttributableToNoncontrollingInterestTable | 
            
            
               | 256 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 257 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 258 |  | abc:As Reported February 8, 2010 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary82010Member | 
            
            
               | 259 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 260 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 261 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 262 |  | abc:Prior Period Adjustment, Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Line Items] | [Abstract] |  |  | abc:PriorPeriodAdjustmentStockholdersEquityIncludingPortionAttributableToNoncontrollingInterestLineItems | 
            
            
               | 263 |  | abc:Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Adjustment] | [Abstract] |  |  | abc:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAdjustment | 
            
            
               | 264 |  | us-gaap:Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Origionally Stated | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest | 
            
            
               | 265 |  | abc:Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Adjustments [Roll Up] | [Abstract] |  |  | abc:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAdjustmentsRollUp | 
            
            
               | 266 |  | abc:Correction of Prior Period Error | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:CorrectionOfPriorPeriodError | 
            
            
               | 267 |  | abc:Effect of Mandatory Change in Accounting Policy for Adoption of FAS XXX | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:EffectOfMandatoryChangeInAccountingPolicyForAdoptionOfFasXxx | 
            
            
               | 268 |  | abc:Effect of Voluantary Change in Accounting Policy | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:EffectOfVoluantaryChangeInAccountingPolicy | 
            
            
               | 269 |  | abc:Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Adjustments, Total | [Concept] (xbrli:monetaryItemType) | instant | credit | abc:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAdjustments | 
            
            
            
               | 270 |  | us-gaap:Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Restated | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest | 
            
            
            
            
            
            
               | * |  | Network: 154101 - Statement - Statement of Changes in Equity, Preferred Stock (http://www.abc.com/role/StatementOfChangesInEquityPreferredStock) | 
            
            
               | 271 |  | abc:Changes in Preferred Stock, by Class [Table] | [Table] |  |  | abc:ChangesInPreferredStockByClassTable | 
            
            
               | 272 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 273 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 274 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 275 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 276 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 277 |  | abc:Class of Preferred Stock [Axis] | [Axis] |  |  | abc:ClassOfPreferredStockAxis | 
            
            
               | 278 |  | abc:Class of Preferred Stock, All Classes [Domain] | [Domain/Member] | duration |  | abc:ClassOfPreferredStockAllClassesDomain | 
            
            
               | 279 |  | us-gaap:Preferred Class A [Member] | [Domain/Member] |  |  | us-gaap:PreferredClassAMember | 
            
            
            
            
               | 280 |  | abc:Changes in Preferred Stock, by Class [Line Items] | [Abstract] |  |  | abc:ChangesInPreferredStockByClassLineItems | 
            
            
               | 281 |  | abc:Preferred Stock, Value [Roll Forward] | [Abstract] |  |  | abc:PreferredStockValueRollForward | 
            
            
               | 282 |  | us-gaap:Preferred Stock, Value, Outstanding, Beginning Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:PreferredStockValueOutstanding | 
            
            
               | 283 |  | abc:Preferred Stock, Value, Outstanding, Period Increase (Decrease) | [Concept] (xbrli:monetaryItemType) | duration | credit | abc:PreferredStockValueOutstandingPeriodIncreaseDecrease | 
            
            
               | 284 |  | us-gaap:Preffered Stock, Value, Outstanding, Ending Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:PreferredStockValueOutstanding | 
            
            
            
               | 285 |  | abc:Preferred Stock, Shares Outstanding [Roll Forward] | [Abstract] |  |  | abc:PreferredStockSharesOutstandingRollForward | 
            
            
               | 286 |  | us-gaap:Preferred Stock, Shares Outstanding, Beginning Balance | [Concept] (xbrli:sharesItemType) | instant |  | us-gaap:PreferredStockSharesOutstanding | 
            
            
               | 287 |  | abc:Preferred Stock, Shares Outstanding, Period Increase (Decrease) | [Concept] (xbrli:sharesItemType) | duration |  | abc:PreferredStockSharesOutstandingPeriodIncreaseDecrease | 
            
            
               | 288 |  | us-gaap:Preferred Stock, Shares Outstanding, Ending Balance | [Concept] (xbrli:sharesItemType) | instant |  | us-gaap:PreferredStockSharesOutstanding | 
            
            
            
            
            
            
               | * |  | Network: 154102 - Statement - Statement of Changes in Equity, Common Stock (http://www.abc.com/role/StatementOfChangesInEquityCommonStock) | 
            
            
               | 289 |  | abc:Changes in Common Stock, by Class [Table] | [Table] |  |  | abc:ChangesInCommonStockByClassTable | 
            
            
               | 290 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 291 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 292 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 293 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 294 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 295 |  | abc:Class of Common Stock [Axis] | [Axis] |  |  | abc:ClassOfCommonStockAxis | 
            
            
               | 296 |  | abc:Class of Common Stock, All Classes [Domain] | [Domain/Member] | duration |  | abc:ClassOfCommonStockAllClassesDomain | 
            
            
               | 297 |  | us-gaap:Common Class A [Member] | [Domain/Member] |  |  | us-gaap:CommonClassAMember | 
            
            
               | 298 |  | us-gaap:Common Class B [Member] | [Domain/Member] |  |  | us-gaap:CommonClassBMember | 
            
            
            
            
               | 299 |  | abc:Changes in Common Stock, by Class [Line Items] | [Abstract] |  |  | abc:ChangesInCommonStockByClassLineItems | 
            
            
               | 300 |  | abc:Common Stock, Value [Roll Forward] | [Abstract] |  |  | abc:CommonStockValueRollForward | 
            
            
               | 301 |  | us-gaap:Common Stock, Value, Outstanding, Beginning Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:CommonStockValueOutstanding | 
            
            
               | 302 |  | abc:Common Stock, Value, Outstanding, Period Increase (Decrease) | [Concept] (xbrli:monetaryItemType) | duration | credit | abc:CommonStockValueOutstandingPeriodIncreaseDecrease | 
            
            
               | 303 |  | us-gaap:Common Stock, Value, Outstanding, Ending Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:CommonStockValueOutstanding | 
            
            
            
               | 304 |  | abc:Common Stock, Shares Outstanding [Roll Forward] | [Abstract] |  |  | abc:CommonStockSharesOutstandingRollForward | 
            
            
               | 305 |  | us-gaap:Common Stock, Shares, Outstanding, Beginning Balance | [Concept] (xbrli:sharesItemType) | instant |  | us-gaap:CommonStockSharesOutstanding | 
            
            
               | 306 |  | abc:Common Stock, Shares Outstanding, Period Increase (Decrease) | [Concept] (xbrli:sharesItemType) | duration |  | abc:CommonStockSharesOutstandingPeriodIncreaseDecrease | 
            
            
               | 307 |  | us-gaap:Common Stock, Shares, Outstanding, Ending Balance | [Concept] (xbrli:sharesItemType) | instant |  | us-gaap:CommonStockSharesOutstanding | 
            
            
            
            
            
            
               | * |  | Network: 154103 - Statement - Statement of Changes in Equity, Additional Paid-in Capital (http://www.abc.com/role/StatementOfChangesInEquityAdditionalPaidInCapital) | 
            
            
               | 308 |  | abc:Changes in Additional Paid-in Capital [Table] | [Table] |  |  | abc:ChangesInAdditionalPaidInCapitalTable | 
            
            
               | 309 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 310 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 311 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 312 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 313 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 314 |  | abc:Changes in Additional Paid-in Capital [Line Items] | [Abstract] |  |  | abc:ChangesInAdditionalPaidInCapitalLineItems | 
            
            
               | 315 |  | abc:Additional Paid-in Capital [Roll Forward] | [Abstract] |  |  | abc:AdditionalPaidInCapitalRollForward | 
            
            
               | 316 |  | us-gaap:Additional Paid in Capital, Beginning Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:AdditionalPaidInCapital | 
            
            
               | 317 |  | abc:Additional Paid-in Capital, Period Increase (Decrease) | [Concept] (xbrli:monetaryItemType) | duration | credit | abc:AdditionalPaidInCapitalPeriodIncreaseDecrease | 
            
            
               | 318 |  | us-gaap:Additional Paid in Capital, Ending Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:AdditionalPaidInCapital | 
            
            
            
            
            
            
               | * |  | Network: 154104 - Statement - Statement of Changes in Equity, Treasury Stock (http://www.abc.com/role/StatementOfChangesInEquityTreasuryStock) | 
            
            
               | 319 |  | abc:Changes in Treasury Stock [Table] | [Table] |  |  | abc:ChangesInTreasuryStockTable | 
            
            
               | 320 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 321 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 322 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 323 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 324 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 325 |  | abc:Changes in Treasury Stock [Line Items] | [Abstract] |  |  | abc:ChangesInTreasuryStockLineItems | 
            
            
               | 326 |  | abc:Treasury Stock [Roll Forward] | [Abstract] |  |  | abc:TreasuryStockRollForward | 
            
            
               | 327 |  | us-gaap:Treasury Stock, Value, Beginning Balance | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:TreasuryStockValue | 
            
            
               | 328 |  | abc:Treasury Stock, Period Increase (Decrease) | [Concept] (xbrli:monetaryItemType) | duration | debit | abc:TreasuryStockPeriodIncreaseDecrease | 
            
            
               | 329 |  | us-gaap:Treasury Stock, Value, Ending Balance | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:TreasuryStockValue | 
            
            
            
            
            
            
               | * |  | Network: 154105 - Statement - Statement of Changes in Equity, Retained Earnings (http://www.abc.com/role/StatementOfChangesInEquityRetainedEarnings) | 
            
            
               | 330 |  | abc:Changes in Retained Earnings [Table] | [Table] |  |  | abc:ChangesInRetainedEarningsTable | 
            
            
               | 331 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 332 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 333 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 334 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 335 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 336 |  | abc:Changes in Retained Earnings [Line Items] | [Abstract] |  |  | abc:ChangesInRetainedEarningsLineItems | 
            
            
               | 337 |  | abc:Retained Earnings (Accumulated Deficit) [Roll Forward] | [Abstract] |  |  | abc:RetainedEarningsAccumulatedDeficitRollForward | 
            
            
               | 338 |  | us-gaap:Retained Earnings (Accumulated Deficit), Beginning Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:RetainedEarningsAccumulatedDeficit | 
            
            
               | 339 |  | abc:Retained Earnings (Accumulated Deficit), Period Increase (Decrease) [Roll Up] | [Abstract] |  |  | abc:RetainedEarningsAccumulatedDeficitPeriodIncreaseDecreaseRollUp | 
            
            
               | 340 |  | us-gaap:Net income (loss) attributable to parent | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:NetIncomeLoss | 
            
            
               | 341 |  | us-gaap:Dividends | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:Dividends | 
            
            
               | 342 |  | abc:Retained Earnings (Accumulated Deficit), Period Increase, Period Increase (Decrease), Total | [Concept] (xbrli:monetaryItemType) | duration | credit | abc:RetainedEarningsAccumulatedDeficitPeriodIncreasePeriodIncreaseDecrease | 
            
            
            
               | 343 |  | us-gaap:Retained Earnings (Accumulated Deficit), Ending Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:RetainedEarningsAccumulatedDeficit | 
            
            
            
            
            
            
               | * |  | Network: 154106 - Statement - Statement of Changes in Equity, Stockholders' Equity Attributable to Parent (http://www.abc.com/role/StatementOfChangesInEquityStockholdersEquityAttributableToParent) | 
            
            
               | 344 |  | abc:Changes in Stockholders' Equity Attributable to Parent [Table] | [Table] |  |  | abc:ChangesInStockholdersEquityAttributableToParentTable | 
            
            
               | 345 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 346 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 347 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 348 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 349 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 350 |  | abc:Changes in Stockholders' Equity Attributable to Parent [Line Items] | [Abstract] |  |  | abc:ChangesInStockholdersEquityAttributableToParentLineItems | 
            
            
               | 351 |  | abc:Stockholders' Equity Attributable to Parent [Roll Forward] | [Abstract] |  |  | abc:StockholdersEquityAttributableToParentRollForward | 
            
            
               | 352 |  | us-gaap:Stockholders' Equity Attributable to Parent, Beginning Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:StockholdersEquity | 
            
            
               | 353 |  | abc:Stockholders' Equity Attributable to Parent, Period Increase (Decrease) [Roll Up] | [Abstract] |  |  | abc:StockholdersEquityAttributableToParentPeriodIncreaseDecreaseRollUp | 
            
            
               | 354 |  | us-gaap:Net income (loss) attributable to parent | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:NetIncomeLoss | 
            
            
               | 355 |  | us-gaap:Dividends | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:Dividends | 
            
            
               | 356 |  | abc:Stockholders' Equity Attributable to Parent, Period Increase (Decrease), Total | [Concept] (xbrli:monetaryItemType) | duration | credit | abc:StockholdersEquityAttributableToParentPeriodIncreaseDecrease | 
            
            
            
               | 357 |  | us-gaap:Stockholders' Equity Attributable to Parent, Ending Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:StockholdersEquity | 
            
            
            
            
            
            
               | * |  | Network: 154107 - Statement - Statement of Changes in Equity, Stockholders' Equity Attributable to Noncontrolling Interest (http://www.abc.com/role/StatementOfChangesInEquityStockholdersEquityAttributableToNoncontrollingInterest) | 
            
            
               | 358 |  | abc:Changes in Stockholders' Equity Attributable to Noncontrolling Interest [Table] | [Table] |  |  | abc:ChangesInStockholdersEquityAttributableToNoncontrollingInterestTable | 
            
            
               | 359 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 360 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 361 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 362 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 363 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 364 |  | abc:Changes in Stockholders' Equity Attributable to Noncontrolling Interest [Line Items] | [Abstract] |  |  | abc:ChangesInStockholdersEquityAttributableToNoncontrollingInterestLineItems | 
            
            
               | 365 |  | us-gaap:Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward] | [Abstract] |  |  | us-gaap:MovementInMinorityInterestRollForward | 
            
            
               | 366 |  | us-gaap:Stockholders' Equity Attributable to Noncontrolling Interest, Beginning Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:MinorityInterest | 
            
            
               | 367 |  | abc:Stockholders' Equity Attributable to Noncontrolling Interest, Period Increase (Decrease) [Roll Up] | [Abstract] |  |  | abc:StockholdersEquityAttributableToNoncontrollingInterestPeriodIncreaseDecreaseRollUp | 
            
            
               | 368 |  | us-gaap:Net income (loss) attributable to noncontrolling interest | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:NetIncomeLossAttributableToNoncontrollingInterest | 
            
            
               | 369 |  | abc:Stockholders' Equity Attributable to Noncontrolling Interest, Period Increase (Decrease), Total | [Concept] (xbrli:monetaryItemType) | duration | credit | abc:StockholdersEquityAttributableToNoncontrollingInterestPeriodIncreaseDecrease | 
            
            
            
               | 370 |  | us-gaap:Stockholders' Equity Attributable to Noncontrolling Interest, Ending Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:MinorityInterest | 
            
            
            
            
            
            
               | * |  | Network: 154108 - Statement - Statement of Changes in Equity, Stockholders' Equity, Including Portion Attributable to Noncontrolling
                     Interest (http://www.abc.com/role/StatementOfChangesInEquityStockholdersEquityIncludingPortionAttributableToNoncontrollingInterest) | 
            
            
               | 371 |  | abc:Changes in Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Table] | [Table] |  |  | abc:ChangesInStockholdersEquityIncludingPortionAttributableToNoncontrollingInterestTable | 
            
            
               | 372 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 373 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 374 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 375 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 376 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 377 |  | abc:Changes in Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Line Items] | [Abstract] |  |  | abc:ChangesInStockholdersEquityIncludingPortionAttributableToNoncontrollingInterestLineItems | 
            
            
               | 378 |  | abc:Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Roll Forward] | [Abstract] |  |  | abc:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestRollForward | 
            
            
               | 379 |  | us-gaap:Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest | 
            
            
               | 380 |  | abc:Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Period Increase (Decrease) [Roll Up] | [Abstract] |  |  | abc:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestPeriodIncreaseDecreaseRollUp | 
            
            
               | 381 |  | us-gaap:Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:ProfitLoss | 
            
            
               | 382 |  | us-gaap:Dividends | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:Dividends | 
            
            
               | 383 |  | abc:Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Period Increase (Decrease), Total | [Concept] (xbrli:monetaryItemType) | duration | credit | abc:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestPeriodIncreaseDecrease | 
            
            
            
               | 384 |  | us-gaap:Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest | 
            
            
            
            
            
            
               | * |  | Network: 207301 - Disclosure - Note A. Accounting Policies (http://www.abc.com/role/AccountingPolicies) | 
            
            
               | 385 |  | abc:Accounting Policies [Table] | [Table] |  |  | abc:AccountingPoliciesTable | 
            
            
               | 386 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 387 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 388 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 389 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 390 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 391 |  | abc:Accounting Policies [Line Items] | [Abstract] |  |  | abc:AccountingPoliciesLineItems | 
            
            
               | 392 |  | abc:Accounting Policies [Hierarchy] | [Abstract] |  |  | abc:AccountingPoliciesHierarchy | 
            
            
               | 393 |  | us-gaap:Cash and Cash Equivalents, Policy [Text Block] | [Concept] (nonnum:textBlockItemType) | duration |  | us-gaap:CashAndCashEquivalentsPolicyTextBlock | 
            
            
               | 394 |  | us-gaap:Receivables, Policy [Text Block] | [Concept] (nonnum:textBlockItemType) | duration |  | us-gaap:ReceivablesPolicyTextBlock | 
            
            
               | 395 |  | us-gaap:Inventory, Policy [Text Block] | [Concept] (nonnum:textBlockItemType) | duration |  | us-gaap:InventoryPolicyTextBlock | 
            
            
               | 396 |  | us-gaap:Debt, Policy [Text Block] | [Concept] (nonnum:textBlockItemType) | duration |  | us-gaap:DebtPolicyTextBlock | 
            
            
               | 397 |  | us-gaap:Revenue Recognition, Policy [Text Block] | [Concept] (nonnum:textBlockItemType) | duration |  | us-gaap:RevenueRecognitionPolicyTextBlock | 
            
            
               | 398 |  | us-gaap:Consolidation, Policy [Text Block] | [Concept] (nonnum:textBlockItemType) | duration |  | us-gaap:ConsolidationPolicyTextBlock | 
            
            
            
            
            
            
               | * |  | Network: 207401 - Disclosure - Note B. Property, Plant and Equipment Policies (http://www.abc.com/role/PropertyPlantAndEquipmentPolicies) | 
            
            
               | 399 |  | abc:Property, Plant and Equipment, Policies [Table] | [Table] |  |  | abc:PropertyPlantAndEquipmentPoliciesTable | 
            
            
               | 400 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 401 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 402 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 403 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 404 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 405 |  | us-gaap:Property, Plant and Equipment by Type [Axis] | [Axis] |  |  | us-gaap:PropertyPlantAndEquipmentByTypeAxis | 
            
            
               | 406 |  | us-gaap:Property, Plant and Equipment, All Types [Domain] | [Domain/Member] |  |  | us-gaap:PropertyPlantAndEquipmentTypeDomain | 
            
            
               | 407 |  | us-gaap:Land [Member] | [Domain/Member] |  |  | us-gaap:LandMember | 
            
            
               | 408 |  | us-gaap:Machinery and Equipment [Member] | [Domain/Member] |  |  | us-gaap:MachineryAndEquipmentMember | 
            
            
               | 409 |  | us-gaap:Furniture and Fixtures [Member] | [Domain/Member] |  |  | us-gaap:FurnitureAndFixturesMember | 
            
            
            
            
               | 410 |  | abc:Property, Plant and Equipment, Policies [Line Items] | [Abstract] |  |  | abc:PropertyPlantAndEquipmentPoliciesLineItems | 
            
            
               | 411 |  | abc:Property, Plant and Equipment, Policies [Hierarchy] | [Abstract] |  |  | abc:PropertyPlantAndEquipmentPoliciesHierarchy | 
            
            
               | 412 |  | us-gaap:Property, Plant and Equipment, Basis of Valuation | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:PropertyPlantAndEquipmentBasisOfValuation | 
            
            
               | 413 |  | us-gaap:Property, Plant and Equipment, Depreciation Methods | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:PropertyPlantAndEquipmentDepreciationMethods | 
            
            
               | 414 |  | us-gaap:Property, Plant and Equipment, Estimated Useful Lives | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:PropertyPlantAndEquipmentEstimatedUsefulLives | 
            
            
               | 415 |  | us-gaap:Property, Plant and Equipment, Dispositions | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:PropertyPlantAndEquipmentDispositions | 
            
            
            
            
            
            
               | * |  | Network: 301000 - Disclosure - Note C. Inventory, By Component (http://www.abc.com/role/InventoryByComponent) | 
            
            
               | 416 |  | abc:Inventory, by Component [Table] | [Table] |  |  | abc:InventoryByComponentTable | 
            
            
               | 417 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 418 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 419 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 420 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 421 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 422 |  | abc:Inventory, by Component [Line Items] | [Abstract] |  |  | abc:InventoryByComponentLineItems | 
            
            
               | 423 |  | abc:Inventory, by Component [Roll Up] | [Abstract] |  |  | abc:InventoryByComponentRollUp | 
            
            
               | 424 |  | us-gaap:Inventory, Finished Goods | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:InventoryFinishedGoods | 
            
            
               | 425 |  | us-gaap:Inventory, Work in Process | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:InventoryWorkInProcess | 
            
            
               | 426 |  | us-gaap:Inventory, Raw Materials | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:InventoryRawMaterials | 
            
            
               | 427 |  | us-gaap:Other Inventory, Supplies | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:OtherInventorySupplies | 
            
            
               | 428 |  | us-gaap:Inventory, Net, Total | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:InventoryNet | 
            
            
            
            
            
            
               | * |  | Network: 305000 - Disclosure - Note D. Property, Plant and Equipment Detail (http://www.abc.com/role/PropertyPlantAndEquipmentDetail) | 
            
            
               | 429 |  | abc:Property, Plant and Equipment, Detail by Class [Table] | [Table] |  |  | abc:PropertyPlantAndEquipmentDetailByClassTable | 
            
            
               | 430 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 431 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 432 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 433 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 434 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 435 |  | us-gaap:Property, Plant and Equipment by Type [Axis] | [Axis] |  |  | us-gaap:PropertyPlantAndEquipmentByTypeAxis | 
            
            
               | 436 |  | us-gaap:Property, Plant and Equipment, All Types [Domain] | [Domain/Member] |  |  | us-gaap:PropertyPlantAndEquipmentTypeDomain | 
            
            
               | 437 |  | us-gaap:Land [Member] | [Domain/Member] |  |  | us-gaap:LandMember | 
            
            
               | 438 |  | us-gaap:Machinery and Equipment [Member] | [Domain/Member] |  |  | us-gaap:MachineryAndEquipmentMember | 
            
            
               | 439 |  | us-gaap:Furniture and Fixtures [Member] | [Domain/Member] |  |  | us-gaap:FurnitureAndFixturesMember | 
            
            
            
            
               | 440 |  | us-gaap:Property, Plant and Equipment [Line Items] | [Abstract] |  |  | us-gaap:PropertyPlantAndEquipmentLineItems | 
            
            
               | 441 |  | abc:Property, Plant and Equipment [Hierarchy] | [Abstract] |  |  | abc:PropertyPlantAndEquipmentHierarchy | 
            
            
               | 442 |  | us-gaap:Property, plant and equipment, net | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:PropertyPlantAndEquipmentNet | 
            
            
            
            
            
            
               | * |  | Network: 306000 - Disclosure - Note E. Maturities of Long-term Debt (http://www.abc.com/role/MaturitiesOfLongTermDebt) | 
            
            
               | 443 |  | abc:Maturities of Long-term Debt [Table] | [Table] |  |  | abc:MaturitiesOfLongTermDebtTable | 
            
            
               | 444 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 445 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 446 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 447 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 448 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 449 |  | abc:Maturities of Long-term Debt [Line Items] | [Abstract] |  |  | abc:MaturitiesOfLongTermDebtLineItems | 
            
            
               | 450 |  | us-gaap:Maturities of Long-term Debt [Roll Up] | [Abstract] |  |  | us-gaap:MaturitiesOfLongTermDebtAbstract | 
            
            
               | 451 |  | us-gaap:Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths | 
            
            
               | 452 |  | us-gaap:Long-term Debt, Maturities, Repayments of Principal in Year Two | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo | 
            
            
               | 453 |  | us-gaap:Long-term Debt, Maturities, Repayments of Principal in Year Three | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree | 
            
            
               | 454 |  | us-gaap:Long-term Debt, Maturities, Repayments of Principal in Year Four | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour | 
            
            
               | 455 |  | us-gaap:Long-term Debt, Maturities, Repayments of Principal in Year Five | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive | 
            
            
               | 456 |  | us-gaap:Long-term Debt, Maturities, Repayments of Principal after Year Five | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive | 
            
            
               | 457 |  | us-gaap:Long-term Debt, Total | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LongTermDebt | 
            
            
            
            
            
            
               | * |  | Network: 306010 - Disclosure - Note F. Part 1. Long-term Debt Instruments (http://www.abc.com/role/LongTermDebtInstruments) | 
            
            
               | 458 |  | us-gaap:Schedule of Long-term Debt Instruments [Table] | [Table] |  |  | us-gaap:DebtInstrumentTable | 
            
            
               | 459 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 460 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 461 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 462 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 463 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 464 |  | us-gaap:Long-term Debt, Type [Axis] | [Axis] |  |  | us-gaap:LongtermDebtTypeAxis | 
            
            
               | 465 |  | us-gaap:Long-term Debt, Type [Domain] | [Domain/Member] |  |  | us-gaap:LongtermDebtTypeDomain | 
            
            
               | 466 |  | us-gaap:Loans Payable [Member] | [Domain/Member] |  |  | us-gaap:LoansPayableMember | 
            
            
            
            
               | 467 |  | us-gaap:Debt Instrument [Axis] | [Axis] |  |  | us-gaap:DebtInstrumentAxis | 
            
            
               | 468 |  | us-gaap:Debt Instrument, Name [Domain] | [Domain/Member] |  |  | us-gaap:DebtInstrumentNameDomain | 
            
            
               | 469 |  | abc:Debt Instrument AA [Member] | [Domain/Member] | duration |  | abc:DebtInstrumentAaMember | 
            
            
               | 470 |  | abc:Debt Instrument B [Member] | [Domain/Member] | duration |  | abc:DebtInstrumentBMember | 
            
            
            
            
               | 471 |  | us-gaap:Debt Instrument [Line Items] | [Abstract] |  |  | us-gaap:DebtInstrumentLineItems | 
            
            
               | 472 |  | abc:Debt Instrument [Hierarchy] | [Abstract] |  |  | abc:DebtInstrumentHierarchy | 
            
            
               | 473 |  | us-gaap:Debt Instrument, Description | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:DebtInstrumentDescription | 
            
            
               | 474 |  | us-gaap:Debt Instrument, Collateral | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:DebtInstrumentCollateral | 
            
            
               | 475 |  | us-gaap:Debt Instrument, Interest Rate Terms | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:DebtInstrumentInterestRateTerms | 
            
            
               | 476 |  | us-gaap:Debt Instrument, Maturity Date, Description | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:DebtInstrumentMaturityDateDescription | 
            
            
               | 477 |  | us-gaap:Long-term Debt | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LongTermDebt | 
            
            
            
            
            
            
               | * |  | Network: 306011 - Disclosure - Note F. Part 2. Long-term Debt Components (http://www.abc.com/role/LongTermDebtComponents) | 
            
            
               | 478 |  | abc:Schedule of Long-term Debt Components [Table] | [Table] |  |  | abc:ScheduleOfLongTermDebtComponentsTable | 
            
            
               | 479 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 480 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 481 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 482 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 483 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 484 |  | abc:Schedule of Long-term Debt Components [Line Items] | [Abstract] |  |  | abc:ScheduleOfLongTermDebtComponentsLineItems | 
            
            
               | 485 |  | abc:Long-term Debt [Roll Up] | [Abstract] |  |  | abc:LongTermDebtRollUp | 
            
            
               | 486 |  | us-gaap:Current potion of long-term debt | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:DebtCurrent | 
            
            
               | 487 |  | us-gaap:Long-term debt | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LongTermDebtAndCapitalLeaseObligations | 
            
            
               | 488 |  | us-gaap:Long-term Debt, Total | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LongTermDebt | 
            
            
            
            
            
            
               | * |  | Network: 306020 - Disclosure - Note G. Part 1. Commitments (http://www.abc.com/role/Commitments) | 
            
            
               | 489 |  | abc:Commitments [Table] | [Table] |  |  | abc:CommitmentsTable | 
            
            
               | 490 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 491 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 492 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 493 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 494 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 495 |  | abc:Commitments [Line Items] | [Abstract] |  |  | abc:CommitmentsLineItems | 
            
            
               | 496 |  | us-gaap:Commitments Disclosure [Text Block] | [Concept] (nonnum:textBlockItemType) | duration |  | us-gaap:CommitmentsDisclosureTextBlock | 
            
            
            
            
            
               | * |  | Network: 306030 - Disclosure - Note G. Part 2. Contingencies (http://www.abc.com/role/Contingencies) | 
            
            
               | 497 |  | us-gaap:Loss Contingencies [Table] | [Table] |  |  | us-gaap:LossContingenciesTable | 
            
            
               | 498 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 499 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 500 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 501 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 502 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 503 |  | us-gaap:Loss Contingencies by Nature of Contingency [Axis] | [Axis] |  |  | us-gaap:LossContingenciesByNatureOfContingencyAxis | 
            
            
               | 504 |  | us-gaap:Loss Contingency, Nature [Domain] | [Domain/Member] |  |  | us-gaap:LossContingencyNatureDomain | 
            
            
               | 505 |  | us-gaap:Pending or Threatened Litigation [Member] | [Domain/Member] |  |  | us-gaap:PendingOrThreatenedLitigationMember | 
            
            
               | 506 |  | us-gaap:Damage from Fire, Explosion or Other Hazard [Member] | [Domain/Member] |  |  | us-gaap:DamageFromFireExplosionOrOtherHazardMember | 
            
            
            
            
               | 507 |  | us-gaap:Loss Contingencies [Line Items] | [Abstract] |  |  | us-gaap:LossContingenciesLineItems | 
            
            
               | 508 |  | abc:Loss Contingencies [Hierarchy] | [Abstract] |  |  | abc:LossContingenciesHierarchy | 
            
            
               | 509 |  | us-gaap:Loss Contingency Disclosures | [Concept] (nonnum:textBlockItemType) | duration |  | us-gaap:LossContingencyDisclosures | 
            
            
            
            
            
            
               | * |  | Network: 307000 - Disclosure - Note G. Part 3. Loss Contingency Accrual (http://www.abc.com/role/LossContingencyAccrual) | 
            
            
               | 510 |  | abc:Loss Contingency Accrual [Table] | [Table] |  |  | abc:LossContingencyAccrualTable | 
            
            
               | 511 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 512 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 513 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 514 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 515 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 516 |  | us-gaap:Loss Contingencies by Nature of Contingency [Axis] | [Axis] |  |  | us-gaap:LossContingenciesByNatureOfContingencyAxis | 
            
            
               | 517 |  | us-gaap:Loss Contingency, Nature [Domain] | [Domain/Member] |  |  | us-gaap:LossContingencyNatureDomain | 
            
            
               | 518 |  | us-gaap:Pending or Threatened Litigation [Member] | [Domain/Member] |  |  | us-gaap:PendingOrThreatenedLitigationMember | 
            
            
            
            
               | 519 |  | abc:Loss Contingency Accrual [Line Items] | [Abstract] |  |  | abc:LossContingencyAccrualLineItems | 
            
            
               | 520 |  | us-gaap:Loss Contingency Accrual [Roll Forward] | [Abstract] |  |  | us-gaap:LossContingencyAccrualRollForward | 
            
            
               | 521 |  | us-gaap:Loss Contingency Accrual, at Carrying Value, Beginning Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LossContingencyAccrualAtCarryingValue | 
            
            
               | 522 |  | abc:Loss Contingency Accrual, Carrying Value, Period Increase (Decrease) [Roll Up] | [Abstract] |  |  | abc:LossContingencyAccrualCarryingValuePeriodIncreaseDecreaseRollUp | 
            
            
               | 523 |  | us-gaap:Loss Contingency Accrual, Carrying Value, Provision | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:LossContingencyAccrualCarryingValueProvision | 
            
            
               | 524 |  | us-gaap:Loss Contingency Accrual, Carrying Value, Payments | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:LossContingencyAccrualCarryingValuePayments | 
            
            
               | 525 |  | us-gaap:Loss Contingency Accrual, Carrying Value, Period Increase (Decrease), Total | [Concept] (xbrli:monetaryItemType) | duration |  | us-gaap:LossContingencyAccrualCarryingValuePeriodIncreaseDecrease | 
            
            
            
               | 526 |  | us-gaap:Loss Contingency Accrual, at Carrying Value, Ending Balance | [Concept] (xbrli:monetaryItemType) | instant | credit | us-gaap:LossContingencyAccrualAtCarryingValue | 
            
            
            
            
            
            
               | * |  | Network: 308000 - Disclosure - Note H. Nonmonetary Transactions (http://www.abc.com/role/NonmonetaryTransactions) | 
            
            
               | 527 |  | us-gaap:Nonmonetary Transaction, by Type [Table] | [Table] |  |  | us-gaap:NonmonetaryTransactionByTypeTable | 
            
            
               | 528 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 529 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 530 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 531 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 532 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 533 |  | us-gaap:Nonmonetary Transaction Type [Axis] | [Axis] |  |  | us-gaap:NonmonetaryTransactionTypeAxis | 
            
            
               | 534 |  | us-gaap:Nonmonetary Transaction Type [Domain] | [Domain/Member] |  |  | us-gaap:NonmonetaryTransactionTypeDomain | 
            
            
               | 535 |  | us-gaap:Receipt of Assets in Satisfaction of Debt [Member] | [Domain/Member] |  |  | us-gaap:ReceiptOfAssetsInSatisfactionOfDebtMember | 
            
            
               | 536 |  | us-gaap:Advertising Barter Transactions [Member] | [Domain/Member] |  |  | us-gaap:AdvertisingBarterTransactionsMember | 
            
            
               | 537 |  | us-gaap:Inventory Exchanges [Member] | [Domain/Member] |  |  | us-gaap:InventoryExchangesMember | 
            
            
            
            
               | 538 |  | us-gaap:Nonmonetary Transaction [Line Items] | [Abstract] |  |  | us-gaap:NonmonetaryTransactionLineItems | 
            
            
               | 539 |  | abc:Nonmonetary Transaction [Hierarchy] | [Abstract] |  |  | abc:NonmonetaryTransactionHierarchy | 
            
            
               | 540 |  | us-gaap:Nonmonetary Transaction, Basis of Accounting for Assets Transferred | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:NonmonetaryTransactionBasisOfAccountingForAssetsTransferred | 
            
            
               | 541 |  | us-gaap:Nonmonetary Transaction, Name of Counterparty | [Concept] (xbrli:stringItemType) | duration |  | us-gaap:NonmonetaryTransactionNameOfCounterparty | 
            
            
               | 542 |  | us-gaap:Nonmonetary Transaction, Gain (Loss) Recognized on Transfer | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:NonmonetaryTransactionGainLossRecognizedOnTransfer | 
            
            
               | 543 |  | us-gaap:Nonmonetary Transaction, Amount of Barter Transaction | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:NonmonetaryTransactionAmountOfBarterTransaction | 
            
            
            
            
            
            
               | * |  | Network: 309010 - Disclosure - Note I. Business Segments (http://www.abc.com/role/BusinessSegments) | 
            
            
               | 544 |  | abc:Business Segment Information [Table] | [Table] |  |  | abc:BusinessSegmentInformationTable | 
            
            
               | 545 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 546 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 547 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 548 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 549 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 550 |  | us-gaap:Business Segments [Axis] | [Axis] |  |  | us-gaap:StatementBusinessSegmentsAxis | 
            
            
               | 551 |  | us-gaap:Business Segments, All [Domain] | [Domain/Member] |  |  | us-gaap:SegmentDomain | 
            
            
               | 552 |  | abc:Business Segment Alpha [Member] | [Domain/Member] | duration |  | abc:BusinessSegmentAlphaMember | 
            
            
               | 553 |  | abc:Business Segment B [Member] | [Domain/Member] | duration |  | abc:BusinessSegmentBMember | 
            
            
               | 554 |  | abc:Business Segment C [Member] | [Domain/Member] | duration |  | abc:BusinessSegmentCMember | 
            
            
               | 555 |  | abc:Business Segment D [Member] | [Domain/Member] | duration |  | abc:BusinessSegmentDMember | 
            
            
            
            
               | 556 |  | abc:Business Segment Information [Line Items] | [Abstract] |  |  | abc:BusinessSegmentInformationLineItems | 
            
            
               | 557 |  | abc:Business Segment Information [Hierarchy] | [Abstract] |  |  | abc:BusinessSegmentInformationHierarchy | 
            
            
               | 558 |  | us-gaap:Revenues | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:Revenues | 
            
            
               | 559 |  | us-gaap:Operating Expenses | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:OperatingExpenses | 
            
            
               | 560 |  | us-gaap:Selling, general and administrative expense | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:SellingGeneralAndAdministrativeExpense | 
            
            
               | 561 |  | us-gaap:Depreciation | [Concept] (xbrli:monetaryItemType) | duration | debit | us-gaap:Depreciation | 
            
            
               | 562 |  | us-gaap:Operating Income (Loss) | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:OperatingIncomeLoss | 
            
            
               | 563 |  | us-gaap:Capital Additions | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:PaymentsToAcquirePropertyPlantAndEquipment | 
            
            
               | 564 |  | us-gaap:Assets | [Concept] (xbrli:monetaryItemType) | instant | debit | us-gaap:Assets | 
            
            
            
            
            
            
               | * |  | Network: 309020 - Disclosure - Note I. Geographic Areas (http://www.abc.com/role/GeographicAreas) | 
            
            
               | 565 |  | abc:Revenues by Geographic Area [Table] | [Table] |  |  | abc:RevenuesByGeographicAreaTable | 
            
            
               | 566 |  | us-gaap:Report Date [Axis] | [Axis] |  |  | us-gaap:CreationDateAxis | 
            
            
               | 567 |  | us-gaap:Financial Statements Date [Domain] | [Domain/Member] |  |  | us-gaap:DefaultFinancialStatementsDateMember | 
            
            
               | 568 |  | abc:As Reported February 12, 2011 [Member] | [Domain/Member] | duration |  | abc:AsReportedFebruary122011Member | 
            
            
            
            
               | 569 |  | dei:Legal Entity [Axis] | [Axis] |  |  | dei:LegalEntityAxis | 
            
            
               | 570 |  | dei:Consolidated Entity [Domain] | [Domain/Member] |  |  | dei:EntityDomain | 
            
            
            
               | 571 |  | us-gaap:Geographic Areas [Axis] | [Axis] |  |  | us-gaap:StatementGeographicalAxis | 
            
            
               | 572 |  | us-gaap:Geographic Areas, All [Domain] | [Domain/Member] |  |  | us-gaap:SegmentGeographicalDomain | 
            
            
               | 573 |  | abc:North America [Member] | [Domain/Member] | duration |  | abc:NorthAmericaMember | 
            
            
               | 574 |  | abc:Europe [Member] | [Domain/Member] | duration |  | abc:EuropeMember | 
            
            
            
            
               | 575 |  | abc:Country [Axis] | [Axis] |  |  | abc:CountryAxis | 
            
            
               | 576 |  | abc:Countries, All [Domain] | [Domain/Member] | duration |  | abc:CountriesAllDomain | 
            
            
               | 577 |  | abc:United States [Member] | [Domain/Member] | duration |  | abc:UnitedStatesMember | 
            
            
               | 578 |  | abc:Canada [Member] | [Domain/Member] | duration |  | abc:CanadaMember | 
            
            
               | 579 |  | abc:United Kingdom [Member] | [Domain/Member] | duration |  | abc:UnitedKingdomMember | 
            
            
               | 580 |  | abc:Germany [Member] | [Domain/Member] | duration |  | abc:GermanyMember | 
            
            
            
            
               | 581 |  | abc:Revenues by Geographic Area [Line Items] | [Abstract] |  |  | abc:RevenuesByGeographicAreaLineItems | 
            
            
               | 582 |  | abc:Revenues by Geographic Area [Hierarchy] | [Abstract] |  |  | abc:RevenuesByGeographicAreaHierarchy | 
            
            
               | 583 |  | us-gaap:Revenues | [Concept] (xbrli:monetaryItemType) | duration | credit | us-gaap:Revenues |