Asset Impairments and Other Charges and Discontinued Operations - Schedule of Accrued Provision for Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Oct. 28, 2017	Oct. 29, 2016	Oct. 28, 2017	Oct. 29, 2016	Jan. 28, 2017
Accrued Provision for Discontinued Operations
Additional provision	$ 25	$ 86	$ 328	$ 218
Current provision for discontinued operations	1,822	2,866	1,822	2,866	$ 3,330
Total Noncurrent Provision for Discontinued Operations	1,707	$ 1,713	1,707	1,713	1,713
Facility Shutdown Costs
Accrued Provision for Discontinued Operations
Balance at beginning of period			5,043	$ 15,619	15,619
Additional provision			328		701
Charges and adjustments, net			(1,842)		(11,277)
Balance at end of period	3,529		3,529		$ 5,043
Current provision for discontinued operations	1,822		1,822
Total Noncurrent Provision for Discontinued Operations	$ 1,707		1,707
Environmental provision			2,900
Current provision for discontinued operations			$ 1,800