Network: 154101 - Statement - Statement of Changes in Equity, Preferred Stock (http://www.abc.com/role/StatementOfChangesInEquityPreferredStock)

Line Label Object Class Period Type Balance Name
1 154101 - Statement - Statement of Changes in Equity, Preferred Stock [Network]

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 http://www.abc.com/role/StatementOfChangesInEquityPreferredStock
2 Changes in Preferred Stock, by Class [Table] [Table]

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 abc:ChangesInPreferredStockByClassTable
3 Report Date [Axis] [Axis]

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 us-gaap:CreationDateAxis
4 Financial Statements Date [Domain] [Domain]

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 us-gaap:DefaultFinancialStatementsDateMember
5 As Reported February 12, 2011 [Member] [Member] For Period

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 abc:AsReportedFebruary122011Member
6 Legal Entity [Axis] [Axis]

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 dei:LegalEntityAxis
7 Consolidated Entity [Domain] [Domain]

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 dei:EntityDomain
8 Class of Preferred Stock [Axis] [Axis]

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 abc:ClassOfPreferredStockAxis
9 Class of Preferred Stock, All Classes [Domain] [Domain] For Period

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 abc:ClassOfPreferredStockAllClassesDomain
10 Preferred Class A [Member] [Member]

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 us-gaap:PreferredClassAMember
11 Changes in Preferred Stock, by Class [Line Items] [Line Items]

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 abc:ChangesInPreferredStockByClassLineItems
12 Preferred Stock, Value [Roll Forward] [Abstract]

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 abc:PreferredStockValueRollForward
13 Preferred Stock, Value, Outstanding, Beginning Balance [Concept] Monetary As Of Credit us-gaap:PreferredStockValueOutstanding
14 Preferred Stock, Value, Outstanding, Period Increase (Decrease) [Concept] Monetary For Period Credit abc:PreferredStockValueOutstandingPeriodIncreaseDecrease
15 Preffered Stock, Value, Outstanding, Ending Balance [Concept] Monetary As Of Credit us-gaap:PreferredStockValueOutstanding
16 Preferred Stock, Shares Outstanding [Roll Forward] [Abstract]

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 abc:PreferredStockSharesOutstandingRollForward
17 Preferred Stock, Shares Outstanding, Beginning Balance [Concept] Shares As Of

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 us-gaap:PreferredStockSharesOutstanding
18 Preferred Stock, Shares Outstanding, Period Increase (Decrease) [Concept] Shares For Period

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 abc:PreferredStockSharesOutstandingPeriodIncreaseDecrease
19 Preferred Stock, Shares Outstanding, Ending Balance [Concept] Shares As Of

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 us-gaap:PreferredStockSharesOutstanding