Condensed Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 28, 2019	Jul. 29, 2018	Jul. 28, 2019	Jul. 29, 2018
Net income	$ 5,366	$ 25,169	$ 18,660	$ 37,551
Other comprehensive loss, net:
Change in employee benefit plans	69	(16)	137	(32)
Other comprehensive loss, net	(122)	(155)	(134)	(124)
Comprehensive income	5,244	25,014	18,526	37,427
Foreign Exchange Contract [Member]
Other comprehensive loss, net:
Unrealized loss on foreign currency cash flow hedges	(229)	(164)	(280)	(117)
Realized loss on foreign currency cash flow hedges	$ 38	$ 25	$ 9	$ 25