Quarterly Financial Information (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Feb. 03, 2018	Oct. 28, 2017	Jul. 29, 2017	Apr. 29, 2017	Jan. 28, 2017	Oct. 29, 2016	Jul. 30, 2016	Apr. 30, 2016	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016
Details of Quarterly financial information
Net sales	$ 930,383	$ 716,759	$ 616,506	$ 643,368	$ 883,169	$ 710,822	$ 625,557	$ 648,793	$ 2,907,016	$ 2,868,341	$ 3,022,234
Gross margin	436,704	353,998	306,507	318,913	417,457	355,635	314,737	329,697	1,416,122	1,417,526
Earnings (loss) from continuing operations before income taxes	53,837	(153,856)	(3,259)	1,617	74,595	38,860	21,199	16,760	(101,661)	151,414	151,533
Earnings (loss) from continuing operations	56,254	(164,806)	(3,875)	997	46,843	25,948	14,504	10,564	(111,430)	97,859	95,381
Net earnings (loss)	$ 56,045	$ (164,821)	$ (3,948)	$ 885	$ 46,548	$ 25,895	$ 14,578	$ 10,410	$ (111,839)	$ 97,431	$ 94,569
Diluted earnings (loss) per common share:
Continuing operations (in usd per share)	$ 2.91	$ (8.55)	$ (0.20)	$ 0.05	$ 2.40	$ 1.30	$ 0.72	$ 0.50	$ (5.80)	$ 4.85	$ 4.15
Net earnings (loss) (in usd per share)	$ 2.90	$ (8.56)	$ (0.21)	$ 0.05	$ 2.39	$ 1.30	$ 0.72	$ 0.50	$ (5.82)	$ 4.83	$ 4.11