Business and Summary of Accounting Policies Tax Effects Of Components Of Other Comprehensive (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	12 Months Ended
	Jan. 28, 2012	Feb. 01, 2014	Feb. 02, 2013	Jan. 28, 2012
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Before-tax amounts, Unrealized gains (losses) on investements	$ 21	$ 12	$ 9
Tax (expense) benefit, Unrealized gains (losses) on investments	(8)	(4)	(4)
After-tax amounts, Unrealized gains (losses) on investments	13	8	5	13
Before tax amounts, interest rate derivatives	(47)	5	5
Tax (expense) benefit, interest rate derivatives	18	(2)	(2)
After-tax amounts, interest rate derivatives	(29)	3	3
Other comprehensive income (loss)	$ (16)	$ 11	$ 8	$ (16)