Interest Expense, Net - Interest Expense, Net (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 04, 2018	Jul. 29, 2017	Aug. 04, 2018	Jul. 29, 2017
Interest expense, net
Interest expense	$ 1,145	$ 980	$ 2,303	$ 1,985
Interest income	(1)	(1)	(2)	(2)
Interest expense, net	$ 1,144	$ 979	$ 2,301	$ 1,983