Network: 104102 - Statement - Classes of Common Stock (http://www.abc.com/role/ClassesOfCommonStock)

Line Label Object Class Period Type Balance Name
1 104102 - Statement - Classes of Common Stock [Network]

*

*

 http://www.abc.com/role/ClassesOfCommonStock
2 Common Stock, by Class [Table] [Table]

*

*

 abc:CommonStockByClassTable
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 Class of Common Stock [Axis] [Axis]

*

*

 abc:ClassOfCommonStockAxis
9 Class of Common Stock, All Classes [Domain] [Domain] For Period

*

 abc:ClassOfCommonStockAllClassesDomain
10 Common Class A [Member] [Member]

*

*

 us-gaap:CommonClassAMember
11 Common Class B [Member] [Member]

*

*

 us-gaap:CommonClassBMember
12 Common Stock, by Class [Line Items] [Line Items]

*

*

 abc:CommonStockByClassLineItems
13 Common Stock, by Class [Hierarchy] [Abstract]

*

*

 abc:CommonStockByClassHierarchy
14 Common Stock, Value, Issued [Concept] Monetary As Of Credit us-gaap:CommonStockValue
15 Common Stock, Par or Stated Value Per Share [Concept] Share As Of

*

 us-gaap:CommonStockParOrStatedValuePerShare
16 Common Stock, Shares Authorized [Concept] Shares As Of

*

 us-gaap:CommonStockSharesAuthorized
17 Common Stock, Shares, Issued [Concept] Shares As Of

*

 us-gaap:CommonStockSharesIssued
18 Common Stock, Shares, Outstanding [Concept] Shares As Of

*

 us-gaap:CommonStockSharesOutstanding
19 Common Stock, Value, Outstanding [Concept] Monetary As Of Credit us-gaap:CommonStockValueOutstanding