Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Millions, unless otherwise specified	Oct. 31, 2012	Jan. 31, 2012	Oct. 31, 2011
Current assets:
Cash and cash equivalents	$ 8,643	$ 6,550	$ 7,063
Receivables, net	5,567	5,937	4,757
Inventories	47,487	40,714	44,340
Prepaid expenses and other	1,654	1,685	3,227
Current assets of discontinued operations	80	89	89
Total current assets	63,431	54,975	59,476
Property and equipment:
Property and equipment	163,011	155,002	151,638
Less accumulated depreciation	(50,450)	(45,399)	(43,909)
Property and equipment, net	112,561	109,603	107,729
Property under capital leases:
Property under capital leases	5,900	5,936	5,860
Less accumulated amortization	(3,208)	(3,215)	(3,197)
Property under capital leases, net	2,692	2,721	2,663
Goodwill	20,572	20,651	20,409
Other assets and deferred charges	6,562	5,456	4,967
Total assets	205,818	193,406	195,244
Current liabilities:
Short-term borrowings	8,740	4,047	9,594
Accounts payable	40,272	36,608	37,555
Dividends payable	1,381	0	1,305
Accrued liabilities	18,536	18,154	16,890
Accrued income taxes	1,010	1,164	382
Long-term debt due within one year	6,550	1,975	1,470
Obligations under capital leases due within one year	331	326	321
Current liabilities of discontinued operations	25	26	27
Total current liabilities	76,845	62,300	67,544
Long-term debt	38,872	44,070	44,872
Long-term obligations under capital leases	2,964	3,009	2,979
Deferred income taxes and other	8,044	7,862	8,085
Redeemable Noncontrolling Interest, Equity, Carrying Amount	492	404	373
Commitments and contingencies
Equity:
Common stock	336	342	344
Capital in excess of par value	3,861	3,692	3,425
Retained earnings	70,256	68,691	64,769
Accumulated other comprehensive income (loss)	(562)	(1,410)	(1,375)
Total Walmart shareholders' equity	73,891	71,315	67,163
Noncontrolling interest	4,710	4,446	4,228
Total equity	78,601	75,761	71,391
Total liabilities and equity	$ 205,818	$ 193,406	$ 195,244