Significant Accounting Policies - Summary of Allowance for Sales Returns (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 29, 2022	Jan. 30, 2021	Feb. 01, 2020
Balance at beginning of fiscal year	$ 25,559	$ 19,206	$ 19,821
Provision for sales returns	161,876	133,226	107,811
Actual sales returns	(162,179)	(126,873)	(108,426)
Balance at end of fiscal year	25,256	25,559	$ 19,206
Retained earnings	$ 551,108	$ (137,438)