| Fact Group (Combination of Network and Hypercube) | |
| Network: | 305000 - Disclosure - Note D. Property, Plant and Equipment Detail (http://www.abc.com/role/PropertyPlantAndEquipmentDetail) |
| Hypercube: | Property, Plant and Equipment, Detail by Class [Table] (abc:PropertyPlantAndEquipmentDetailByClassTable) |
| Slicers (applies to each fact value in each table cell) | |
| brm:ReportingEntityMeasure | 0000000001 (http://www.sec.gov/CIK) |
| us-gaap:CreationDateAxis | abc:AsReportedFebruary122011Member |
| dei:LegalEntityAxis | dei:EntityDomain |
| brm:Units | iso4217:USD |
| brm:CalendarTimeMeasure | ||
| usZZZZgaap:PropertyPlantAndEquipmentByTypeAxis | 2009-12-31 | 2010-12-31 |
| Property, Plant and Equipment by Type [Axis] | ||
| Property, Plant and Equipment, All Types [Domain] | 9,000,000 | 9,000,000 |
| Land [Member] | 1,000,000 | 1,000,000 |
| Machinery and Equipment [Member] | 2,000,000 | 2,000,000 |
| Furniture and Fixtures [Member] | 6,000,000 | 6,000,000 |