Condensed Consolidated Statements of Stockholders’ Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income	Accumulated Deficit	Restricted Stock Units Common Stock	Restricted Stock Units Additional Paid-in Capital	Restricted stock	Restricted stock Common Stock	Restricted stock Additional Paid-in Capital
Beginning balance (in shares) at Feb. 02, 2020		264,008
Beginning balance at Feb. 02, 2020	$ 830,118	$ 26	$ 2,107,579	$ 5,449	$ (1,282,936)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)		4,313
Issuance of common stock upon exercise of stock options	21,626	$ 1	21,625
Stock-based compensation expense	120,150		120,150
Vesting of restricted stock units (in shares)						5,455
Vesting of restricted stock units	0					$ 1	$ (1)
Tax withholding on vesting of equity awards (in shares)		(219)
Tax withholding on vesting of restricted stock	(2,841)		(2,841)
Repurchases of common stock (in shares)		(7,136)
Repurchases of common stock	(90,143)	$ (1)	(90,142)
Other comprehensive income (loss)	$ 6,736			6,736
Cancellation of restricted stock (in shares)	(230)
Cancellation of restricted stock	$ 0
Common stock issued under employee stock purchase plan (in shares)		1,585
Common stock issued under employee stock purchase plan	16,021		16,021
Net loss	(155,561)				(155,561)
Ending balance (in shares) at Aug. 02, 2020		267,776
Ending balance at Aug. 02, 2020	746,106	$ 27	2,172,391	12,185	(1,438,497)
Beginning balance (in shares) at May. 03, 2020		263,970
Beginning balance at May. 03, 2020	756,858	$ 26	2,120,189	10,173	(1,373,530)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)		2,138
Issuance of common stock upon exercise of stock options	12,238	$ 1	12,237
Stock-based compensation expense	61,456		61,456
Vesting of restricted stock units (in shares)						2,930
Vesting of restricted stock units	0		(1)			$ 1
Tax withholding on vesting of equity awards (in shares)									(85)
Tax withholding on vesting of restricted stock								$ (1,467)		$ (1,467)
Repurchases of common stock (in shares)		(1,177)
Repurchases of common stock	(20,024)	$ (1)	(20,023)
Other comprehensive income (loss)	2,012			2,012
Net loss	(64,967)				(64,967)
Ending balance (in shares) at Aug. 02, 2020		267,776
Ending balance at Aug. 02, 2020	746,106	$ 27	2,172,391	12,185	(1,438,497)
Beginning balance (in shares) at Jan. 31, 2021		278,363
Beginning balance at Jan. 31, 2021	750,006	$ 28	2,307,580	7,410	(1,565,012)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)		1,897
Issuance of common stock upon exercise of stock options	11,284	$ 0	11,284
Stock-based compensation expense	132,785		132,785
Vesting of restricted stock units (in shares)						6,327
Vesting of restricted stock units	0					$ 0	$ 0
Tax withholding on vesting of equity awards (in shares)		(305)
Tax withholding on vesting of restricted stock	(6,564)		(6,564)
Forfeiture of restricted stock (in shares)		(37)
Forfeiture of restricted stock	0
Repurchases of common stock (in shares)		(3,696)
Repurchases of common stock	(74,393)	$ 0	(74,393)
Other comprehensive income (loss)	(3,929)			(3,929)
Common stock issued under employee stock purchase plan (in shares)		2,185
Common stock issued under employee stock purchase plan	17,726		17,726
Net loss	(129,471)				(129,471)
Ending balance (in shares) at Aug. 01, 2021		284,734
Ending balance at Aug. 01, 2021	697,444	$ 28	2,388,418	3,481	(1,694,483)
Beginning balance (in shares) at May. 02, 2021		283,352
Beginning balance at May. 02, 2021	715,473	$ 28	2,359,895	4,768	(1,649,218)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)		566
Issuance of common stock upon exercise of stock options	3,389	$ 0	3,389
Stock-based compensation expense	71,021		71,021
Vesting of restricted stock units (in shares)						3,246
Vesting of restricted stock units	0					$ 0
Tax withholding on vesting of equity awards (in shares)		(80)
Tax withholding on vesting of restricted stock	(1,514)		(1,514)
Forfeiture of restricted stock (in shares)									(37)
Forfeiture of restricted stock	0
Repurchases of common stock (in shares)		(2,313)
Repurchases of common stock	(44,373)	$ 0	(44,373)
Other comprehensive income (loss)	(1,287)			(1,287)
Net loss	(45,265)				(45,265)
Ending balance (in shares) at Aug. 01, 2021		284,734
Ending balance at Aug. 01, 2021	$ 697,444	$ 28	$ 2,388,418	$ 3,481	$ (1,694,483)