Segment Information - Net Revenue by Location (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 01, 2020	Aug. 03, 2019	Aug. 01, 2020	Aug. 03, 2019
Segment Reporting Information
Net revenue	$ 398,539	$ 683,220	$ 658,790	$ 1,219,911
Product sales
Segment Reporting Information
Net revenue	386,392	664,678	633,709	1,182,551
Product sales | U.S.
Segment Reporting Information
Net revenue	97,202	176,557	166,667	340,928
Product sales | Italy
Segment Reporting Information
Net revenue	36,671	86,497	56,023	136,932
Product sales | South Korea
Segment Reporting Information
Net revenue	29,092	32,898	50,316	66,815
Product sales | Germany
Segment Reporting Information
Net revenue	33,376	31,990	44,738	50,738
Product sales | Canada
Segment Reporting Information
Net revenue	24,174	44,001	40,851	82,582
Product sales | Spain
Segment Reporting Information
Net revenue	20,381	39,900	33,377	67,897
Product sales | Other foreign countries
Segment Reporting Information
Net revenue	145,496	252,835	241,737	436,659
Net royalties
Segment Reporting Information
Net revenue	$ 12,147	$ 18,542	$ 25,081	$ 37,360