Revenue Recognition - Other Various Policies (Details)	3 Months Ended		6 Months Ended
	Aug. 03, 2019 USD ($) $ / shares	Aug. 04, 2018 USD ($) $ / shares	Aug. 03, 2019 USD ($) item $ / shares	Aug. 04, 2018 USD ($) $ / shares	Feb. 02, 2019 USD ($)
Loyalty Program
Points equivalency to dollars spent ratio	1		1
Loyalty point threshold | item			500
Amount of rewards certificates			$ 50
Period after which reward certificates earned must be redeemed			6 months
Accrued liability for loyalty program reward certificates	$ 44,273,000	$ 63,295,000	$ 44,273,000	$ 63,295,000	$ 44,434,000
Net of income taxes	$ 34,266,000	$ 49,238,000	$ 41,408,000	$ 63,147,000
Diluted (in dollars per share) | $ / shares	$ 0.68	$ 0.97	$ 0.82	$ 1.24
Sales Returns And Allowances For Goods [Abstract]
Refund liability current	$ 5,300,000		$ 5,300,000
Right to recover	$ 2,700,000		$ 2,700,000