Accounts Receivable (Distribution Of Credit Card Receivables Held For Sale And Held For Investment Across FICO Score Ranges) (Details) - USD ($) $ in Millions		6 Months Ended
		Aug. 01, 2015	Jan. 31, 2015	Aug. 02, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Credit card receivables		$ 120	$ 2,284	$ 2,420
Credit card receivables		$ 2,511
Credit card receivables, % of total		100.00%	100.00%	100.00%
Credit scores updated		90 days
801 plus [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Credit card receivables	[1]		$ 369	$ 481
Credit card receivables	[1]	$ 497
Credit card receivables, % of total	[1]	19.80%	16.20%	19.80%
660 - 800 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Credit card receivables	[1]		$ 1,435	$ 1,478
Credit card receivables	[1]	$ 1,513
Credit card receivables, % of total	[1]	60.30%	62.80%	61.10%
001 - 659 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Credit card receivables	[1]		$ 392	$ 365
Credit card receivables	[1]	$ 395
Credit card receivables, % of total	[1]	15.70%	17.10%	15.10%
Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Credit card receivables	[1],[2]		$ 88	$ 96
Credit card receivables	[1],[2]	$ 106
Credit card receivables, % of total	[1],[2]	4.20%	3.90%	4.00%

[1] Credit scores for our credit cardholders are updated at least every 90 days. Amounts listed in the table reflect the most recently obtained credit scores as of the dates indicated.

[2] Other consists of amounts not yet posted to customers' accounts and receivables from customers for whom FICO scores are temporarily unavailable.