Segment Reporting (Sales by Geographic Area) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2020	Nov. 02, 2019	Oct. 31, 2020	Nov. 02, 2019
Net sales	$ 819,653	$ 863,472	$ 2,003,340	$ 2,438,522
United States
Net sales	557,814	583,593	1,339,347	1,596,723
EMEA [Member]
Net sales	190,214	191,977	474,165	566,563
Asia Pacific [Member]
Net sales	43,618	55,910	117,768	188,836
Other
Net sales	28,007	31,992	72,060	86,400
International [Member]
Net sales	$ 261,839	$ 279,879	$ 663,993	$ 841,799