INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
INCOME TAXES
Income tax (expense) benefit- continuing operations	$ (14)	$ 7	$ (26)	$ 14
Deferred tax asset due to basis step up	77		77
Aggregate income tax future payments required per Tax Matters Agreement	$ 73		$ 73

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the parent entity's basis in a discontinued operation.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 30
-Section 25
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=65888667&loc=d3e41322-109329

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 30
-Section 25
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=65888667&loc=d3e41314-109329

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32632-109319

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32621-109319

Name:	us-gaap_DeferredTaxAssetParentsBasisInDiscontinuedOperation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant