Asset Impairments and Other Charges and Discontinued Operations - Schedule of Accrued Provision for Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	May 05, 2018	Apr. 29, 2017	Feb. 03, 2018
Accrued Provision for Discontinued Operations
Additional provision	$ 31	$ 184
Current provision for discontinued operations	1,804	3,164	$ 1,902
Total Noncurrent Provision for Discontinued Operations	1,707	1,713	1,707
Facility Shutdown Costs
Accrued Provision for Discontinued Operations
Balance at beginning of period	3,609	$ 5,043	5,043
Additional provision	31		552
Charges and adjustments, net	(129)		(1,986)
Balance at end of period	3,511		$ 3,609
Current provision for discontinued operations	1,804
Total Noncurrent Provision for Discontinued Operations	1,707
Environmental provision	2,900
Current provision for discontinued operations	$ 1,800