Capital Stock and Earnings Per Share - Calculation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 02, 2019	Nov. 03, 2018	Nov. 02, 2019	Nov. 03, 2018
Basic earnings per share:
Net income	$ 828,263	$ 762,253	$ 2,287,403	$ 2,218,260
Weighted average common shares outstanding for basic EPS (in shares)	1,206,369	1,236,842	1,210,475	1,245,639
Basic earnings per share (in dollars per share)	$ 0.69	$ 0.62	$ 1.89	$ 1.78
Diluted earnings per share:
Net income	$ 828,263	$ 762,253	$ 2,287,403	$ 2,218,260
Shares for basic and diluted earnings per share calculations:
Weighted average common shares outstanding for basic EPS (in shares)	1,206,369	1,236,842	1,210,475	1,245,639
Assumed exercise/vesting of stock options and awards (in shares)	17,919	20,720	18,428	18,461
Weighted average common shares outstanding for diluted EPS (in shares)	1,224,288	1,257,562	1,228,903	1,264,100
Diluted earnings per share (in dollars per share)	$ 0.68	$ 0.61	$ 1.86	$ 1.75
Cash dividends declared per share (in dollars per share)	$ 0.230	$ 0.195	$ 0.690	$ 0.585