Summary of Significant Accounting Policies - Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Aug. 03, 2019	May 04, 2019	Aug. 04, 2018	May 05, 2018	Aug. 03, 2019	Aug. 04, 2018
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	$ 662,926	$ 737,551	$ 828,839	$ 830,704	$ 737,551	$ 830,704
Amounts reclassified from AOCI:
Amortization of net actuarial loss and prior service cost					(307)
Income tax expense					(80)
Current period other comprehensive loss, net of tax	(11,187)	968	(5,854)	(7,698)	(10,219)	(13,552)
Ending Balance	584,621	662,926	824,158	828,839	584,621	824,158
Foreign Currency Translation
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance		(33,752)			(33,752)
Amounts reclassified from AOCI:
Amortization of net actuarial loss and prior service cost					0
Income tax expense					0
Current period other comprehensive loss, net of tax					(9,992)
Ending Balance	(43,744)				(43,744)
Foreign currency translation adjustment
Other comprehensive income (loss) before reclassifications:
Other comprehensive income (loss) before reclassifications					(9,869)
Loss on intra-entity foreign currency transactions
Other comprehensive income (loss) before reclassifications:
Other comprehensive income (loss) before reclassifications					(123)
Unrecognized Pension Postretirement Benefit Costs
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance		(4,184)			(4,184)
Other comprehensive income (loss) before reclassifications:
Other comprehensive income (loss) before reclassifications					0
Amounts reclassified from AOCI:
Amortization of net actuarial loss and prior service cost					(307)
Income tax expense					(80)
Current period other comprehensive loss, net of tax					(227)
Ending Balance	(4,411)				(4,411)
Total Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(36,968)	(37,936)	(36,890)	(29,192)	(37,936)	(29,192)
Amounts reclassified from AOCI:
Current period other comprehensive loss, net of tax	(11,187)	968	(5,854)	(7,698)
Ending Balance	$ (48,155)	$ (36,968)	$ (42,744)	$ (36,890)	$ (48,155)	$ (42,744)