Asset Impairments and Other Charges and Discontinued Operations (Details ) (USD $)	3 Months Ended			3 Months Ended		12 Months Ended
	May 03, 2014	May 04, 2013	Feb. 01, 2014	May 03, 2014 Facility Shutdown Costs [Member]		Feb. 01, 2014 Facility Shutdown Costs [Member]
Accrued Provision for Discontinued Operations
Balance at beginning of period				$ 11,375,000		$ 11,351,000
Additional provision	(206,000)	(163,000)		212,000		543,000
Charges and adjustments, net				934,000		(519,000)
Balance at end of period				12,521,000	[1]	11,375,000
Current provision for discontinued operations	7,756,000	7,202,000	7,263,000	7,756,000
Total Noncurrent Provision for Discontinued Operations	4,765,000	4,183,000	4,112,000	4,765,000
Environmental provision				11,900,000
Current environmental provision for discontinued operations				$ 7,700,000

[1] Includes an $11.9 million environmental provision, including $7.7 million in current provision for discontinued operations.