Defined Benefit Pension Plans and Other Postretirement Benefit Plans - Net Periodic Benefit Cost (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jan. 28, 2017	Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015
Defined Benefit Plan Disclosure [Line Items]
Settlement loss recognized		$ 2,456	$ 0
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Service cost		550	450	$ 450
Interest cost		4,118	4,263	4,664
Expected return on plan assets		(5,641)	(5,785)	(6,069)
Settlement loss recognized	$ 2,500	2,456	0	0
Prior service cost		0	0	0
Losses		810	4,948	3,546
Net amortization		810	4,948	3,546
Net Periodic Benefit Cost		2,293	3,876	2,591
Other Benefits
Defined Benefit Plan Disclosure [Line Items]
Service cost		704	821	526
Interest cost		286	245	226
Expected return on plan assets		0	0	0
Settlement loss recognized		0	0	0
Prior service cost		0	0	0
Losses		125	189	102
Net amortization		125	189	102
Net Periodic Benefit Cost		$ 1,115	$ 1,255	$ 854