Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	9 Months Ended
	Oct. 27, 2012	Oct. 29, 2011
Net income	$ 605	$ 511
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	782	818
Stock-based compensation expense	47	54
Amortization of financing costs and premium on acquired debt	(10)	(12)
Changes in assets and liabilities:
Decrease in receivables	91	28
Increase in merchandise inventories	(2,091)	(2,400)
(Increase) decrease in prepaid expenses and other current assets	58	(32)
Decrease in other assets not separately identified	23	40
Increase in merchandise accounts payable	1,941	2,023
Decrease in accounts payable and accrued liabilities not separately identified	(323)	(220)
Decrease in current income taxes	(282)	(117)
Increase in deferred income taxes	14	162
Increase (decrease) in other liabilities not separately identified	34	(228)
Net cash provided (used) by operating activities	889	627
Cash flows from investing activities:
Purchase of property and equipment	(464)	(359)
Capitalized software	(169)	(141)
Disposition of property and equipment	36	22
Proceeds from insurance claims	0	6
Other, net	(18)	0
Net cash used by investing activities	(615)	(472)
Cash flows from financing activities:
Debt repaid	(803)	(451)
Financing costs	0	(8)
Dividends paid	(246)	(106)
Increase in outstanding checks	38	140
Acquisition of treasury stock	(1,018)	(210)
Issuance of common stock	192	113
Net cash provided (used) by financing activities	(1,837)	(522)
Net increase (decrease) in cash and cash equivalents	(1,563)	(367)
Cash and cash equivalents beginning of period	2,827	1,464
Cash and cash equivalents end of period	1,264	1,097
Supplemental cash flow information:
Interest paid	304	333
Interest received	2	4
Income taxes paid (net of refunds received)	$ 591	$ 272