REVENUE RECOGNITION - Other Various Policies (Details)	3 Months Ended								12 Months Ended
	Feb. 02, 2019 USD ($) $ / shares	Nov. 03, 2018 USD ($) $ / shares	Aug. 04, 2018 USD ($) $ / shares	May 05, 2018 USD ($) $ / shares	Feb. 03, 2018 USD ($) $ / shares	Oct. 28, 2017 USD ($) $ / shares	Jul. 29, 2017 USD ($) $ / shares	Apr. 29, 2017 USD ($) $ / shares	Feb. 02, 2019 USD ($) $ / shares	Feb. 03, 2018 USD ($) $ / shares	Jan. 28, 2017 USD ($) $ / shares
Loyalty Program
Points equivalency to dollars spent ratio	1								1
Loyalty point threshold									500
Amount of rewards certificates									$ 50
Period after which reward certificates earned must be redeemed									6 months
Accrued liability for loyalty program reward certificates	$ 44,434,000				$ 9,106,000				$ 44,434,000	$ 9,106,000
Net of income taxes	$ 6,218,000	$ 13,875,000	$ 49,238,000	$ 13,909,000	$ (499,000)	$ 36,892,000	$ 58,471,000	$ 1,839,000	$ 83,240,000	$ 96,703,000	$ 24,956,000
Diluted (in dollars per share) | $ / shares	$ 0.12	$ 0.27	$ 0.97	$ 0.27	$ (0.01)	$ 0.75	$ 1.19	$ 0.04	$ 1.64	$ 1.95	$ 0.51
Gift Cards and Gift Card Breakage
Pre-tax breakage income									$ 3,100,000	$ 3,200,000	$ 2,900,000
Sales Returns And Allowances For Goods [Abstract]
Refund liability current	$ 6,400,000								6,400,000
Right to recover	3,200,000								3,200,000
Accrual for estimated sales returns					$ 4,000,000					$ 4,000,000
Loyalty programs
Loyalty Program
Decreased deferred revenue liability related to loyalty programs	17,600,000								$ 17,600,000
Net of income taxes	$ 14,300,000
Diluted (in dollars per share) | $ / shares	$ 0.28