Segment Information - Net Revenue by Location (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 03, 2019	Aug. 04, 2018	Aug. 03, 2019	Aug. 04, 2018
Segment Reporting Information
Net revenue	$ 683,220	$ 645,871	$ 1,219,911	$ 1,167,160
Product sales
Segment Reporting Information
Net revenue	664,678	626,162	1,182,551	1,127,667
Product sales | U.S.
Segment Reporting Information
Net revenue	176,557	171,802	340,928	325,112
Product sales | Italy
Segment Reporting Information
Net revenue	86,497	84,663	136,932	142,334
Product sales | Canada
Segment Reporting Information
Net revenue	44,001	45,059	82,582	84,579
Product sales | Spain
Segment Reporting Information
Net revenue	39,900	39,954	67,897	66,351
Product sales | South Korea
Segment Reporting Information
Net revenue	32,898	35,624	66,815	73,256
Product sales | Other foreign countries
Segment Reporting Information
Net revenue	284,825	249,060	487,397	436,035
Net royalties
Segment Reporting Information
Net revenue	$ 18,542	$ 19,709	$ 37,360	$ 39,493