Segment Reporting (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								4 Months Ended	12 Months Ended
	Feb. 02, 2013	Oct. 27, 2012	Jul. 28, 2012	Apr. 28, 2012	Jan. 28, 2012	Oct. 29, 2011	Jul. 30, 2011	Apr. 30, 2011	Jan. 29, 2011	Feb. 01, 2014 week	Feb. 02, 2013 week		Jan. 28, 2012 week		Jan. 29, 2011 week
Segment Reporting Information
Number of weeks in fiscal year										52	53		52		52
Sales/Credit card revenues	$ 22,726	$ 16,929	$ 16,779	$ 16,867	$ 21,288	$ 16,402	$ 16,240	$ 15,935			$ 73,301		$ 69,865		$ 67,390
Cost of sales	16,160	11,569	11,297	11,541	14,986	11,165	10,872	10,838			50,568		47,860		45,725
Bad debt expense											206	[1]	154	[1]	528	[1]
Selling, general and administrative/Operations and marketing expenses											15,176		14,398		13,801
Depreciation and amortization	539	542	531	529	564	546	509	512			2,142		2,131		2,084
Segment EBIT											5,219		5,322		5,252
Interest expense on nonrecourse debt collateralized by credit card receivables											13		72		83
Segment profit/(loss)											5,206		5,250		5,169
Unallocated (income) and expenses:
Other net interest expense											749		794		674
Adjustment related to receivables held for sale											(152)
Earnings before income taxes	1,464	972	1,071	1,101	1,408	857	1,109	1,081			4,609		4,456		4,495
REDcard Rewards program discount (as a percent)									5.00%
Credit card receivables
Segment Reporting Information
Bad debt expense											196		154		528
U.S. Retail
Segment Reporting Information
Sales/Credit card revenues											71,960		68,466		65,786
Cost of sales											50,568		47,860		45,725
Selling, general and administrative/Operations and marketing expenses											14,342		13,774		13,367
Depreciation and amortization											2,031		2,067		2,065
Segment EBIT											5,019		4,765		4,629
Segment profit/(loss)											5,019		4,765		4,629
Unallocated (income) and expenses:
REDcard Rewards program discount (as a percent)									5.00%
Intersegment activity related to reimbursements under the REDcard rewards program											(300)		(258)		(102)
U.S. Credit Card
Segment Reporting Information
Sales/Credit card revenues											1,341		1,399		1,604
Bad debt expense											196		154		528
Selling, general and administrative/Operations and marketing expenses											562		550		433
Depreciation and amortization											13		17		19
Segment EBIT											570		678		624
Interest expense on nonrecourse debt collateralized by credit card receivables											13		72		83
Segment profit/(loss)											557		606		541
Unallocated (income) and expenses:
Intersegment activity related to reimbursements under the REDcard rewards program											300		258		102
Canadian
Segment Reporting Information
Selling, general and administrative/Operations and marketing expenses											272		74
Depreciation and amortization											97		48
Segment EBIT											(369)		(122)
Segment profit/(loss)											$ (369)		$ (122)

[1] Includes both bad debt expense on credit card receivables through the end of the third quarter of 2012 and net write-offs of credit card receivables during the fourth quarter of 2012.