Basis of Presentation Reconciliation of Recast Condensed Consolidated Statement of Cash Flows (Details) - USD ($) $ in Millions	9 Months Ended
Oct. 28, 2017	Oct. 29, 2016
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other, net	$ (5)	$ (22)
Receivables	413	79
Merchandise inventories	(1,811)	(1,369)
Total cash provided by operating activities	1,203	1,407
Change in restricted assets		0
Total cash used in investing activities	(1,016)	(848)
Other, net	(1)	8
Total cash used in financing activities	(1,335)	(1,199)
Decrease in cash, cash equivalents and restricted cash	(1,133)	(627)
Cash, cash equivalents and restricted cash at beginning of period	2,433	2,161
Cash, cash equivalents and restricted cash at end of period	$ 1,300	1,534
As reported [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other, net		(34)
Receivables		80
Merchandise inventories		(1,370)
Total cash provided by operating activities		1,395
Change in restricted assets		(8)
Total cash used in investing activities		(856)
Other, net		20
Total cash used in financing activities		(1,187)
Decrease in cash, cash equivalents and restricted cash		(635)
Cash, cash equivalents and restricted cash at beginning of period		1,976
Cash, cash equivalents and restricted cash at end of period		1,341
Accounting Standards Update 2016-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other, net		12
Total cash provided by operating activities		12
Other, net		(12)
Total cash used in financing activities		(12)
Accounting Standards Update 2016-15 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Receivables		(1)
Merchandise inventories		1
Accounting Standards Update 2016-18 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Change in restricted assets		8
Total cash used in investing activities		8
Decrease in cash, cash equivalents and restricted cash		8
Cash, cash equivalents and restricted cash at beginning of period		185
Cash, cash equivalents and restricted cash at end of period		$ 193

Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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