| Line | Label | Object Class | Period Type | Balance | Name |
| 1 | 308000 - Disclosure - Note H. Nonmonetary Transactions | [Network] | http://www.abc.com/role/NonmonetaryTransactions | ||
| 2 | Nonmonetary Transaction, by Type [Table] | [Table] | us-gaap:NonmonetaryTransactionByTypeTable | ||
| 3 | Report Date [Axis] | [Axis] | us-gaap:CreationDateAxis | ||
| 4 | Financial Statements Date [Domain] | [Domain] | us-gaap:DefaultFinancialStatementsDateMember | ||
| 5 | As Reported February 12, 2011 [Member] | [Member] | For Period | abc:AsReportedFebruary122011Member | |
| 6 | Legal Entity [Axis] | [Axis] | dei:LegalEntityAxis | ||
| 7 | Consolidated Entity [Domain] | [Domain] | dei:EntityDomain | ||
| 8 | Nonmonetary Transaction Type [Axis] | [Axis] | us-gaap:NonmonetaryTransactionTypeAxis | ||
| 9 | Nonmonetary Transaction Type [Domain] | [Domain] | us-gaap:NonmonetaryTransactionTypeDomain | ||
| 10 | Receipt of Assets in Satisfaction of Debt [Member] | [Member] | us-gaap:ReceiptOfAssetsInSatisfactionOfDebtMember | ||
| 11 | Advertising Barter Transactions [Member] | [Member] | us-gaap:AdvertisingBarterTransactionsMember | ||
| 12 | Inventory Exchanges [Member] | [Member] | us-gaap:InventoryExchangesMember | ||
| 13 | Nonmonetary Transaction [Line Items] | [Line Items] | us-gaap:NonmonetaryTransactionLineItems | ||
| 14 | Nonmonetary Transaction [Hierarchy] | [Abstract] | abc:NonmonetaryTransactionHierarchy | ||
| 15 | Nonmonetary Transaction, Basis of Accounting for Assets Transferred | [Concept] Text/String | For Period | us-gaap:NonmonetaryTransactionBasisOfAccountingForAssetsTransferred | |
| 16 | Nonmonetary Transaction, Name of Counterparty | [Concept] Text/String | For Period | us-gaap:NonmonetaryTransactionNameOfCounterparty | |
| 17 | Nonmonetary Transaction, Gain (Loss) Recognized on Transfer | [Concept] Monetary | For Period | Credit | us-gaap:NonmonetaryTransactionGainLossRecognizedOnTransfer |
| 18 | Nonmonetary Transaction, Amount of Barter Transaction | [Concept] Monetary | For Period | Credit | us-gaap:NonmonetaryTransactionAmountOfBarterTransaction |