Segments Operating income by Reportable Segment and Reconciliation to Earnings Before Income Tax Expense (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Aug. 04, 2018	Jul. 29, 2017	Aug. 04, 2018	Jul. 29, 2017
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating income	$ 335	$ 321	$ 600	$ 621
Investment income and other	13	7	24	18
Interest expense	(19)	(18)	(38)	(37)
Earnings before income tax expense	329	310	586	602
Domestic Segment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating income	329	316	596	614
International Segment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating income	$ 6	$ 5	$ 4	$ 7

Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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Amount of the cost of borrowed funds accounted for as interest expense.

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