Financial Services, Allowances for Losses (Details 1) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Feb. 01, 2013	Feb. 03, 2012	Jan. 28, 2011
Financing Receivable, Allowance for Credit Losses
Balance at beginning of period	$ 202	$ 241	$ 237
Incremental allowance due to VIE consolidation	0	0	16
Recoveries	63	68	27
Provision charged to income statement	158	144	258
Balance at end of period	192	202	241
Principal
Financing Receivable, Allowance for Credit Losses
Charge-offs	(197)	(213)	(251)
Interest
Financing Receivable, Allowance for Credit Losses
Charge-offs	(34)	(38)	(46)
Revolving Loans
Financing Receivable, Allowance for Credit Losses
Balance at beginning of period	179	214	224
Incremental allowance due to VIE consolidation	0	0	0
Recoveries	59	64	27
Provision charged to income statement	144	143	242
Balance at end of period	169	179	214
Revolving Loans | Principal
Financing Receivable, Allowance for Credit Losses
Charge-offs	(179)	(204)	(233)
Revolving Loans | Interest
Financing Receivable, Allowance for Credit Losses
Charge-offs	(34)	(38)	(46)
Fixed-term loans
Financing Receivable, Allowance for Credit Losses
Balance at beginning of period	23	27	13
Incremental allowance due to VIE consolidation	0	0	16
Recoveries	4	4	0
Provision charged to income statement	14	1	16
Balance at end of period	23	23	27
Fixed-term loans | Principal
Financing Receivable, Allowance for Credit Losses
Charge-offs	(18)	(9)	(18)
Fixed-term loans | Interest
Financing Receivable, Allowance for Credit Losses
Charge-offs	$ 0	$ 0	$ 0