Receivables (Narrative) (Details) $ in Millions	12 Months Ended			24 Months Ended
	Jan. 28, 2017 USD ($)	Jan. 30, 2016 USD ($)	Jan. 31, 2015 USD ($)	Jan. 28, 2017 USD ($)
Receivables	$ 522	$ 558		$ 522
Credit Card Program Agreement [Member]
Effective period of agreement, years	10
Number of years in renewal option	3
Amount received under agreement	$ 912	1,026	$ 975
Net earnings from credit operations	736	831	$ 776
Name of Property [Domain]
Sale of Brooklyn real estate transaction	270			270
Proceeds from sale of Brooklyn in current year	141	$ 68		209
Cash receivable for Brooklyn sale, total	$ 61			$ 61