Restructuring Plans (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019
Payments for restructuring plan obligations
Severance costs	$ 78	$ 1,241
Contract termination costs	79	3,314
Leases, net of sublease	931	469
Service costs	46	731
Restructuring charges	1,134	5,755
Balance at beginning of period	3,003	3,532
Restructuring charges	1,134	5,755
Payments during the period	(2,460)	(6,284)
Balance at end of period	1,677	3,003
FY19 Plan
Payments for restructuring plan obligations
Restructuring charges	1,134	5,755
Balance at beginning of period	2,760
Restructuring charges	1,134	5,755
Payments during the period	(2,245)	(2,995)
Balance at end of period	1,649	2,760
FY18 Plan
Payments for restructuring plan obligations
Balance at beginning of period	44	1,031
Payments during the period	(44)	(987)
Balance at end of period		44
Hi-Tec Plan
Payments for restructuring plan obligations
Balance at beginning of period	199	2,501
Payments during the period	(171)	(2,302)
Balance at end of period	$ 28	$ 199