Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock, at Cost	Accumulated Other Comprehensive Loss	Stockholders’ Equity	Noncontrolling Interest
Beginning balance at Jan. 29, 2017	$ 605,263	$ 785	$ 390,938	$ 467,941	$ (253,107)	$ (1,294)	$ 605,263	$ 0
Beginning balance (in shares) at Jan. 29, 2017		65,793,083
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	34,649			34,649			34,649
Other comprehensive income (loss), net of tax	94					94	94
Stock-based compensation	47,206		47,206				47,206
Repurchase of common stock	(14,849)				(14,849)		(14,849)
Repurchase of outstanding common stock (in shares)		(442,607)
Treasury stock reissued	(4,991)		(20,973)		15,982		(4,991)
Treasury stock reissued (in shares)		929,653
Ending balance at Jan. 28, 2018	665,351	$ 785	417,171	500,569	(251,974)	(1,200)	665,351	0
Ending balance (in shares) at Jan. 28, 2018		66,280,129
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	69,639			69,639			69,639
Other comprehensive income (loss), net of tax	(2,407)					(2,407)	(2,407)
Stock-based compensation	58,921		58,921				58,921
Repurchase of common stock	(116,210)				(116,210)		(116,210)
Repurchase of outstanding common stock (in shares)		(2,448,133)
Treasury stock reissued	(2,242)		(24,208)		21,966		(2,242)
Treasury stock reissued (in shares)		1,406,259
Ending balance at Jan. 27, 2019	$ 682,580	$ 785	451,884	579,736	(346,218)	(3,607)	682,580	0
Ending balance (in shares) at Jan. 27, 2019	65,238,255	65,238,255
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 31,866			31,871			31,871	(5)
Other comprehensive income (loss), net of tax	(2,559)					(2,559)	(2,559)
Capital contribution from outside party to a consolidated subsidiary	251							251
Stock-based compensation	50,786		50,786				50,786
Repurchase of common stock	(70,219)				(70,219)		(70,219)
Repurchase of outstanding common stock (in shares)		(1,471,703)
Treasury stock reissued	(15,505)		(44,091)		28,586		(15,505)
Treasury stock reissued (in shares)		1,991,563
Ending balance at Jan. 26, 2020	$ 677,200	$ 785	$ 458,579	$ 611,607	$ (387,851)	$ (6,166)	$ 676,954	$ 246
Ending balance (in shares) at Jan. 26, 2020	65,758,115	65,758,115