Segment Information (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Information related to geographic areas in which the Company operated
Net revenue	$ 2,609,694	$ 2,363,754	$ 2,190,453
Long-lived assets	386,449	360,470
U.S.
Information related to geographic areas in which the Company operated
Long-lived assets	111,022	109,943
Italy
Information related to geographic areas in which the Company operated
Long-lived assets	30,038	34,884
Canada
Information related to geographic areas in which the Company operated
Long-lived assets	13,225	18,845
South Korea
Information related to geographic areas in which the Company operated
Long-lived assets	9,437	9,584
Other foreign countries
Information related to geographic areas in which the Company operated
Long-lived assets	222,727	187,214
Product sales
Information related to geographic areas in which the Company operated
Net revenue	2,526,500	2,290,999	2,118,534
Product sales | U.S.
Information related to geographic areas in which the Company operated
Net revenue	722,794	709,155	801,623
Product sales | Italy
Information related to geographic areas in which the Company operated
Net revenue	304,435	289,981	251,709
Product sales | Canada
Information related to geographic areas in which the Company operated
Net revenue	187,367	200,364	217,029
Product sales | South Korea
Information related to geographic areas in which the Company operated
Net revenue	162,943	163,382	156,094
Product sales | Other foreign countries
Information related to geographic areas in which the Company operated
Net revenue	1,148,961	928,117	692,079
Net royalties
Information related to geographic areas in which the Company operated
Net revenue	$ 83,194	$ 72,755	$ 71,919