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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2021	Nov. 01, 2020	Oct. 31, 2021	Nov. 01, 2020
Statement of Comprehensive Income [Abstract]
Net (loss)/income	$ (1,219)	$ 10,093	$ 15,691	$ (18,952)
Amortization of actuarial loss	100	84	301	253
Income tax effect on amortization	(24)	(20)	(72)	(60)
Adjustments to net periodic benefit cost	76	64	229	193
Total comprehensive (loss)/income	$ (1,143)	$ 10,157	$ 15,920	$ (18,759)

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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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