dei:EntityCentralIndexKey
dei:DocumentType
us-gaap:Assets
us-gaap:LiabilitiesAndStockholdersEquity
Amount of common stock for all classes foots to total for each class.
us-gaap:CommonStockValue
abc:ClassOfCommonStockAxis
xfi:fact-explicit-dimension-value($v:VARIABLE_Total,QName('http://www.abc.com/2010-12-31','abc:ClassOfCommonStockAxis'))
http://www.abc.com/role/ClassesOfCommonStock
http://xbrl.org/int/dim/arcrole/domain-member
child
Amount of common stock for all classes foots to total for each class.
us-gaap:CommonStockSharesOutstanding
abc:ClassOfCommonStockAxis
xfi:fact-explicit-dimension-value($v:VARIABLE_Total,QName('http://www.abc.com/2010-12-31','abc:ClassOfCommonStockAxis'))
http://www.abc.com/role/ClassesOfCommonStock
http://xbrl.org/int/dim/arcrole/domain-member
child
us-gaap:CommonStockSharesOutstanding
abc:CommonStockSharesOutstandingPeriodIncreaseDecrease
Amount of preferred stock for all classes foots to total for each class.
us-gaap:PreferredStockValue
abc:ClassOfPreferredStockAxis
xfi:fact-explicit-dimension-value($v:VARIABLE_Total,QName('http://www.abc.com/2010-12-31','abc:ClassOfPreferredStockAxis'))
http://www.abc.com/role/ClassesOfPreferredStock
http://xbrl.org/int/dim/arcrole/domain-member
child
Amount of preferred stock for all classes foots to total for each class.
us-gaap:PreferredStockSharesOutstanding
abc:ClassOfPreferredStockAxis
xfi:fact-explicit-dimension-value($v:VARIABLE_Total,QName('http://www.abc.com/2010-12-31','abc:ClassOfPreferredStockAxis'))
http://www.abc.com/role/ClassesOfPreferredStock
http://xbrl.org/int/dim/arcrole/domain-member
child
us-gaap:PreferredStockSharesOutstanding
abc:PreferredStockSharesOutstandingPeriodIncreaseDecrease
Amount of treasury stock for all classes foots to total for each class.
us-gaap:TreasuryStockValue
abc:ClassOfTreasuryStockAxis
xfi:fact-explicit-dimension-value($v:VARIABLE_Total,QName('http://www.abc.com/2010-12-31','abc:ClassOfTreasuryStockAxis'))
http://www.abc.com/role/ClassesOfTreasuryStock
http://xbrl.org/int/dim/arcrole/domain-member
child
us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease
us-gaap:StockholdersEquity
abc:StockholdersEquityAttributableToParentPeriodIncreaseDecrease
us-gaap:PreferredStockValue
abc:PreferredStockValueOutstandingPeriodIncreaseDecrease
us-gaap:CommonStockValue
abc:CommonStockValueOutstandingPeriodIncreaseDecrease
us-gaap:AdditionalPaidInCapital
abc:AdditionalPaidInCapitalPeriodIncreaseDecrease
us-gaap:TreasuryStockValue
abc:TreasuryStockPeriodIncreaseDecrease
us-gaap:RetainedEarningsAccumulatedDeficit
abc:RetainedEarningsAccumulatedDeficitPeriodIncreasePeriodIncreaseDecrease
us-gaap:MinorityInterest
abc:StockholdersEquityAttributableToNoncontrollingInterestPeriodIncreaseDecrease
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
abc:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestPeriodIncreaseDecrease
Amount of property, plant and equipment for all types foots to total for all PPE.
us-gaap:PropertyPlantAndEquipmentNet
us-gaap:PropertyPlantAndEquipmentByTypeAxis
xfi:fact-explicit-dimension-value($v:VARIABLE_Total,QName('http://xbrl.us/us-gaap/2009-01-31','us-gaap:PropertyPlantAndEquipmentByTypeAxis'))
http://www.abc.com/role/PropertyPlantAndEquipmentDetail
http://xbrl.org/int/dim/arcrole/domain-member
child
us-gaap:LossContingencyAccrualAtCarryingValue
us-gaap:LossContingencyAccrualCarryingValuePeriodIncreaseDecrease
Amount of long term debt instruments foots to total long-term debt.
us-gaap:LongTermDebt
us-gaap:DebtInstrumentAxis
xfi:fact-explicit-dimension-value($v:VARIABLE_Total,QName('http://xbrl.us/us-gaap/2009-01-31','us-gaap:DebtInstrumentAxis'))
http://www.abc.com/role/LongTermDebtInstruments
http://xbrl.org/int/dim/arcrole/domain-member
child
Amount of nonmonetary gain or loss on recognized transactions foots.
us-gaap:NonmonetaryTransactionGainLossRecognizedOnTransfer
us-gaap:NonmonetaryTransactionTypeAxis
xfi:fact-explicit-dimension-value($v:VARIABLE_Total,QName('http://xbrl.us/us-gaap/2009-01-31','us-gaap:NonmonetaryTransactionTypeAxis'))
http://www.abc.com/role/NonmonetaryTransactions
http://xbrl.org/int/dim/arcrole/domain-member
child
Amount of nonmonetary barter transactions foots.
us-gaap:NonmonetaryTransactionAmountOfBarterTransaction
us-gaap:NonmonetaryTransactionTypeAxis
xfi:fact-explicit-dimension-value($v:VARIABLE_Total,QName('http://xbrl.us/us-gaap/2009-01-31','us-gaap:NonmonetaryTransactionTypeAxis'))
http://www.abc.com/role/NonmonetaryTransactions
http://xbrl.org/int/dim/arcrole/domain-member
child
abc:ReportDateAxis
abc:AsReportedFebruary122011Member
abc:ReportDateAxis
abc:AsReportedFebruary82010Member
abc:ReportDateAxis
abc:AsReportedFebruary122011Member
us-gaap:StockholdersEquity
abc:StockholdersEquityAttributableToParentAdjustments