Change in Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems
Income tax expense	$ 7,310	$ 2,590	$ 7,433
gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems
Interest and Other Income	359	(45)
Income tax expense	$ 83	$ (11)