RELATED PARTIES - Debt (Details) - Senior subordinated notes - HDS (Debt Issuer) - Affiliate - 13.5% Senior Subordinated Notes due 2015 $ in Millions	Feb. 08, 2013 USD ($)
RELATED PARTIES
Debt redeemed	$ 889
Redemption price as a percentage of principal amount of debt	103.375%

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph e
-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration