CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Total
Balances at Jan. 31, 2020	$ 220,444	$ 3,322,531	$ 3,162,660	$ (3,135)	$ 6,702,500
Balances (in shares) at Jan. 31, 2020	251,936
Increase (Decrease) in Shareholders' Equity
Net income			1,438,047		1,438,047
Dividends per common share			(180,276)		(180,276)
Unrealized net gain (loss) on hedged transactions				486	486
Share-based compensation expense		34,477			34,477
Repurchases of common stock	$ (3,180)		(661,436)		(664,616)
Repurchases of common stock (in shares)	(3,635)
Other equity and related transactions	$ 642	24,811			25,453
Other equity and related transactions (in shares)	732
Balances at Jul. 31, 2020	$ 217,906	3,381,819	3,758,995	(2,649)	7,356,071
Balances (in shares) at Jul. 31, 2020	249,033
Balances at May. 01, 2020	$ 220,259	3,332,283	3,659,804	(2,892)	7,209,454
Balances (in shares) at May. 01, 2020	251,722
Increase (Decrease) in Shareholders' Equity
Net income			787,601		787,601
Dividends per common share			(89,659)		(89,659)
Unrealized net gain (loss) on hedged transactions				243	243
Share-based compensation expense		15,509			15,509
Repurchases of common stock	$ (2,785)		(598,751)		(601,536)
Repurchases of common stock (in shares)	(3,184)
Other equity and related transactions	$ 432	34,027			34,459
Other equity and related transactions (in shares)	495
Balances at Jul. 31, 2020	$ 217,906	3,381,819	3,758,995	(2,649)	7,356,071
Balances (in shares) at Jul. 31, 2020	249,033
Balances at Jan. 29, 2021	$ 210,687	3,446,612	3,006,102	(2,163)	6,661,238
Balances (in shares) at Jan. 29, 2021	240,785
Increase (Decrease) in Shareholders' Equity
Net income			1,314,768		1,314,768
Dividends per common share			(198,136)		(198,136)
Unrealized net gain (loss) on hedged transactions				485	485
Share-based compensation expense		39,903			39,903
Repurchases of common stock	$ (7,235)		(1,692,913)		(1,700,148)
Repurchases of common stock (in shares)	(8,268)
Other equity and related transactions	$ 690	18,335			19,025
Other equity and related transactions (in shares)	788
Balances at Jul. 30, 2021	$ 204,142	3,504,850	2,429,821	(1,678)	6,137,135
Balances (in shares) at Jul. 30, 2021	233,305
Balances at Apr. 30, 2021	$ 206,680	3,457,160	2,588,006	(1,921)	6,249,925
Balances (in shares) at Apr. 30, 2021	236,205
Increase (Decrease) in Shareholders' Equity
Net income			637,019		637,019
Dividends per common share			(98,304)		(98,304)
Unrealized net gain (loss) on hedged transactions				243	243
Share-based compensation expense		16,370			16,370
Repurchases of common stock	$ (2,896)		(696,900)		(699,796)
Repurchases of common stock (in shares)	(3,309)
Other equity and related transactions	$ 358	31,320			31,678
Other equity and related transactions (in shares)	409
Balances at Jul. 30, 2021	$ 204,142	$ 3,504,850	$ 2,429,821	$ (1,678)	$ 6,137,135
Balances (in shares) at Jul. 30, 2021	233,305