Condensed Consolidated Statements of Stockholders Equity Statement - USD ($) shares in Thousands, $ in Thousands	Total	Common stock	Additional paid-in capital	Treasury stock	Accumulated other comprehensive income (loss)	Retained earnings
Total common stock, beginning balance (in shares) at Feb. 03, 2018		379,618
Total stockholders’ equity, beginning balance at Feb. 03, 2018	$ 3,049,308	$ 3,796	$ 1,292,364	$ (318,279)	$ 27	$ 2,071,400
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	418,252					418,252
Unrealized investment loss, net	(20)				(20)
Common stock issued under stock planes, net of shares used for tax withholding (in shares)		732
Common stock issued under stock planes, net of shares used for tax withholding	(40,116)	$ 8	4,674	(44,798)		0
Stock-based compensation	23,760		23,760	0		0
Common stock repurchased (in shares)		(3,271)
Common stock repurchased	(255,370)	$ (33)	(8,093)			(247,244)
Dividends declared	(85,410)					(85,410)
Total common stock, ending balance (in shares) at May. 05, 2018		377,079
Total stockholders’ equity, ending balance at May. 05, 2018	$ 3,130,288	$ 3,771	1,312,705	(363,077)	7	2,176,882
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash dividends declared per share (in dollars per share)	$ 0.225
Total common stock, beginning balance (in shares) at Feb. 02, 2019		368,242
Total stockholders’ equity, beginning balance at Feb. 02, 2019	$ 3,305,746	$ 3,682	1,375,965	(372,663)	0	2,298,762
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	421,142					421,142
Unrealized investment loss, net	0
Common stock issued under stock planes, net of shares used for tax withholding (in shares)		390
Common stock issued under stock planes, net of shares used for tax withholding	(45,585)	$ 4	5,291	(50,880)		0
Stock-based compensation	19,689		19,689			0
Common stock repurchased (in shares)		(3,372)
Common stock repurchased	(320,130)	$ (33)	(9,387)			(310,710)
Dividends declared	(93,722)					(93,722)
Total common stock, ending balance (in shares) at May. 04, 2019		365,260
Total stockholders’ equity, ending balance at May. 04, 2019	$ 3,267,526	$ 3,653	$ 1,391,558	$ (423,543)	$ 0	$ 2,295,858
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash dividends declared per share (in dollars per share)	$ 0.255