Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Oct. 28, 2018	Oct. 29, 2017
Cash Flows from Operating Activities:
Net earnings	$ 8,777	$ 6,851
Reconciliation of net earnings to net cash provided by operating activities:
Depreciation and amortization	1,603	1,533
Stock-based compensation expense	204	214
Changes in assets and liabilities, net of acquisition effects:
Receivables, net	(196)	(95)
Merchandise inventories	(2,041)	(776)
Other current assets	(480)	75
Accounts payable and other accrued expenses	2,134	1,597
Income taxes payable	61	113
Deferred revenue	156	115
Deferred income taxes	(64)	(76)
Other	(118)	190
Net cash provided by operating activities	10,036	9,741
Cash Flows from Investing Activities:
Capital expenditures	(1,711)	(1,354)
Payments to Acquire Businesses, Net of Cash Acquired	0	260
Proceeds from sales of property and equipment	21	38
Payments for (Proceeds from) Other Investing Activities	(3)	0
Net cash used in investing activities	(1,693)	(1,576)
Cash Flows from Financing Activities:
Repayments of short-term debt, net	(161)	(585)
Proceeds from Issuance of Long-term Debt and Capital Securities, Net	0	2,991
Repayments of long-term debt	(1,192)	(534)
Repurchases of common stock	(5,518)	(6,067)
Proceeds from sales of common stock	140	157
Cash dividends	(3,548)	(3,174)
Other financing activities	99	(41)
Net cash used in financing activities	(10,180)	(7,253)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect	(1,837)	912
Effect of exchange rate changes on cash and cash equivalents	6	99
Cash and cash equivalents at beginning of period	3,595	2,538
Cash and cash equivalents at end of period	1,764
Supplemental Cash Flow Information [Abstract]
Cash paid for interest, net of interest capitalized	855	837
Cash paid for income taxes	$ 3,017	$ 3,705