Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012
Loss Contingencies [Line Items]
Outstanding purchase commitments	$ 90
Commitments and Contingencies (Textual) [Abstract]
Purchase Obligation Due	42
Second priority secured notes [Member]
Loss Contingencies [Line Items]
Investment in unrestricted subsidiary	135
Senior unsecured PIK term loans [Member]
Loss Contingencies [Line Items]
Senior unsecured PIK term loans	$ 135

Minimum amount of purchase arrangement maturing in the next fiscal year following the latest fiscal year. Includes, but not limited to, recorded and unrecorded purchase obligations, long-term purchase commitments, and short-term purchase commitments.

No definition available.

Name:	us-gaap_PurchaseObligationDueInNextTwelveMonths
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant