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Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Nov. 03, 2018	Oct. 28, 2017	Nov. 03, 2018	Oct. 28, 2017
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (2,005,000)	$ (5,706,000)	$ (6,300,000)	$ (15,502,000)
Other comprehensive income before taxes:
Foreign currency translation	(7,000)	(52,000)	(246,000)	164,000
Pension plans	165,000	210,000	495,000	631,000
Other comprehensive income before taxes	158,000	158,000	249,000	795,000
Tax provision related to items of other comprehensive income	(45,000)		(92,000)
Other comprehensive income, net of tax	113,000	158,000	157,000	795,000
Comprehensive loss	$ (1,892,000)	$ (5,548,000)	$ (6,143,000)	$ (14,707,000)

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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