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Schedule of Condensed Cash Flow Revisions for Prior Periods (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Condensed Financial Statements, Captions
Net cash (used in) provided by operating activities	$ 90,451	$ 121,457
Net cash (used in) provided by financing activities	(99,468)	(1,254,940)
Parent
Condensed Financial Statements, Captions
Net cash (used in) provided by operating activities	289,883	(95,203)
Net cash (used in) provided by financing activities	75,193	1,080,367
Parent | Condensed Cash Flow Revision
Condensed Financial Statements, Captions
Net cash (used in) provided by operating activities		(2,287,259)
Net cash (used in) provided by financing activities		2,287,259
Guarantors
Condensed Financial Statements, Captions
Net cash (used in) provided by operating activities	(262,831)	155,489
Net cash (used in) provided by financing activities	(141,487)	(2,294,762)
Guarantors | Condensed Cash Flow Revision
Condensed Financial Statements, Captions
Net cash (used in) provided by operating activities		2,297,970
Net cash (used in) provided by financing activities		(2,297,970)
Non-Guarantors
Condensed Financial Statements, Captions
Net cash (used in) provided by operating activities	65,742	57,994
Net cash (used in) provided by financing activities	(66,271)	(59,363)
Non-Guarantors | Condensed Cash Flow Revision
Condensed Financial Statements, Captions
Net cash (used in) provided by operating activities		(10,711)
Net cash (used in) provided by financing activities		$ 10,711

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- Definition

Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 24

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3521-108585



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 26

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3574-108585

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- Definition

Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 24

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3521-108585



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585

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