Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	May 02, 2020	May 04, 2019	Feb. 01, 2020
Operating Loss Carryforwards
Income tax (benefit) expense	$ (4)	$ 40
Effective rate, percent	0.00%	(0.70%)
Tax credit carryforward			$ 1,100
Charitable contribution carryforwards			$ 700
Minimum
Operating Loss Carryforwards
State operating loss carryforwards, period			5 years
Maximum
Operating Loss Carryforwards
State operating loss carryforwards, period			20 years
Federal
Operating Loss Carryforwards
Net operating loss carryforwards			$ 162,200
State
Operating Loss Carryforwards
Net operating loss carryforwards			$ 83,200