Deferred Revenue and Commissions - Deferred Commissions (Details) - USD ($)	3 Months Ended		6 Months Ended
	Aug. 01, 2021	Aug. 02, 2020	Aug. 01, 2021	Aug. 02, 2020
Deferred Commissions [Roll Forward]
Beginning balance	$ 185,875,000	$ 142,363,000	$ 187,924,000	$ 139,204,000
Additions	42,791,000	30,534,000	71,980,000	60,296,000
Recognition of deferred commissions	(32,701,000)	(28,210,000)	(63,939,000)	(54,813,000)
Ending balance	$ 195,965,000	144,687,000	$ 195,965,000	144,687,000
Commission expected to be recognized over the next 12 months (percent)	30.00%		30.00%
Impairment of capitalized commissions	$ 0	$ 0	$ 0	$ 0