XML 57 R38.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Supplemental Condensed Consolidating Financial Information (Narrative) (Details) | Mar. 31, 2012
--- | ---
Supplemental Condensed Consolidating Financial Information [Abstract] |
Ownership percentage in directly owned subsidiary | 100.00%

X
- Details
Name: | us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant