Basis of Presentation Total Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Millions	May 05, 2018	Feb. 03, 2018	Apr. 29, 2017	Jan. 28, 2017
Schedule of cash, cash equivalents and restricted cash [Line Items]
Cash and cash equivalents	$ 1,848	$ 1,101	$ 1,651
Cash, cash equivalents and restricted cash at end of period	2,049	1,300	1,834	$ 2,433
Other Current Assets [Member]
Schedule of cash, cash equivalents and restricted cash [Line Items]
Restricted cash included in Other current assets	$ 201	$ 199	$ 183