Pension Plan (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 03, 2018	Oct. 28, 2017	Nov. 03, 2018	Oct. 28, 2017
Retirement Benefits [Abstract]
Employer service cost	$ 127	$ 123	$ 383	$ 368
Interest cost on pension benefit obligation	338	363	1,013	1,090
Expected return on plan assets	(435)	(407)	(1,305)	(1,222)
Amortization of net loss	85	213	439	637
Pension settlement charges	411	374	411	374
Net periodic pension cost	526	$ 666	941	$ 1,247
Contributions by employer			1,100
Expected future employer contributions, remainder of fiscal year	$ 200		$ 200