Subsequent Events (Narrative) (Details) (USD $)	3 Months Ended
Sep. 30, 2012
Subsequent Event Line Items
Exercise price	$ 10.00
Exchange ratio	90.00%
Priority Guarantee Note 2019 [Member]
Subsequent Event Line Items
Stated interest rate	9.00%
Maturity date	2019
Term Loan Facility [Member]
Subsequent Event Line Items
Debt exchange maximum	$ 5,000,000,000
Principal amount	2,000,000,000
JuniorSubordinatedDebtMember
Subsequent Event Line Items
Debt repurchase maximum	$ 200,000,000

The per share price that the individual must pay to acquire shares under the deferred compensation arrangement.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph 64, 65

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph a

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Name:	us-gaap_DeferredCompensationArrangementWithIndividualExercisePrice
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration