Business Organization and Summary of Significant Accounting Policies - Effects of Newly Adopted Accounting Standards (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Feb. 02, 2019	Nov. 03, 2018	Aug. 04, 2018	May 05, 2018	Feb. 03, 2018	Oct. 28, 2017	Jul. 29, 2017	Apr. 29, 2017	Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
ASSETS
Inventories	$ 235,218				$ 233,726				$ 235,218	$ 233,726
Prepaid expenses and other current assets	63,845				60,668				63,845	60,668
Other assets, net	15,220				16,338				15,220	16,338
LIABILITIES AND SHAREHOLDERS’ EQUITY
Other current and deferred liabilities	131,820				133,715				131,820	133,715
Deferred taxes	5,237				7,372				5,237	7,372
Retained earnings	587,145				599,810				587,145	599,810
Accumulated other comprehensive loss	(361)				(44)				(361)	(44)
Sales	524,728	$ 499,877	$ 544,720	$ 561,815	587,783	$ 532,287	$ 578,581	$ 583,728	2,131,140	2,282,379	$ 2,476,410
Cost of goods sold									1,367,726	1,417,602	1,529,574
Selling, general and administrative expenses									719,748	719,607	$ 775,107
ASU 2018-02
ASSETS
Inventories					0					0
Prepaid expenses and other current assets					0					0
Other assets, net					0					0
LIABILITIES AND SHAREHOLDERS’ EQUITY
Other Liabilities, Current					0					0
Deferred Income Tax Liabilities, Net					0					0
Retained earnings					39					39
Accumulated other comprehensive loss					(39)					(39)
ASU 2016-16
ASSETS
Inventories					0					0
Prepaid expenses and other current assets					(500)					(500)
Other assets, net					(5,206)					(5,206)
LIABILITIES AND SHAREHOLDERS’ EQUITY
Other Liabilities, Current					0					0
Deferred Income Tax Liabilities, Net					0					0
Retained earnings					(5,706)					(5,706)
Accumulated other comprehensive loss					0					0
ASU 2014-09
ASSETS
Inventories					(824)					(824)
Prepaid expenses and other current assets					5,389					5,389
Other assets, net					0					0
LIABILITIES AND SHAREHOLDERS’ EQUITY
Other Liabilities, Current					3,677					3,677
Deferred Income Tax Liabilities, Net					236					236
Retained earnings					652					652
Accumulated other comprehensive loss					0					0
February 3, 2018 (As Adjusted)
ASSETS
Inventories					232,902					232,902
Prepaid expenses and other current assets					65,557					65,557
Other assets, net					11,132					11,132
LIABILITIES AND SHAREHOLDERS’ EQUITY
Other current and deferred liabilities					137,392					137,392
Deferred taxes					7,608					7,608
Retained earnings					594,795					594,795
Accumulated other comprehensive loss					$ (83)					$ (83)
Effects of Standard | ASU 2014-09
ASSETS
Inventories	1,409								1,409
Prepaid expenses and other current assets	(4,169)								(4,169)
LIABILITIES AND SHAREHOLDERS’ EQUITY
Other current and deferred liabilities	(2,598)								(2,598)
Sales									(2,670)
Cost of goods sold									(1,887)
Selling, general and administrative expenses									(621)
Balances Without Adoption of ASU 2014-09
ASSETS
Inventories	236,627								236,627
Prepaid expenses and other current assets	59,676								59,676
LIABILITIES AND SHAREHOLDERS’ EQUITY
Other current and deferred liabilities	$ 129,222								129,222
Sales									2,128,470
Cost of goods sold									1,365,839
Selling, general and administrative expenses									$ 719,127