Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2021	Aug. 01, 2020	Jul. 31, 2021	Aug. 01, 2020
Statement Of Income And Comprehensive Income [Abstract]
Net earnings (loss)	$ 10,937	$ (19,036)	$ 19,815	$ (153,813)
Other comprehensive income (loss):
Postretirement liability adjustments, net of tax	21	(156)	(23)	(276)
Foreign currency translation adjustments	152	3,199	1,654	(7,616)
Total other comprehensive income (loss)	173	3,043	1,631	(7,892)
Comprehensive Income (Loss)	$ 11,110	$ (15,993)	$ 21,446	$ (161,705)