QUARTERLY FINANCIAL DATA (UNAUDITED) - Extinguishment of Debt (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
Aug. 02, 2015	Feb. 01, 2015	Jan. 31, 2016	Feb. 01, 2015	Feb. 02, 2014
QUARTERLY FINANCIAL DATA (UNAUDITED)
Loss on extinguishment & modification of debt	$ 100		$ 100	$ 108	$ 87
Loss on extinguishment of debt		$ 106
Tax impact related to losses on extinguishment of debt			$ 0

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12317-112629

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12355-112629

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration