Defined Benefit Pension Plans and Other Postretirement Benefit Plans - Reconciliation of AOCI (Details) $ in Thousands	12 Months Ended
	Jan. 30, 2016 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Net loss	$ (12,065)
Amortization of net actuarial loss	(5,137)
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Net loss	(11,155)
Amortization of prior service cost	0
Amortization of net actuarial loss	(4,948)
Total Recognized in Other Comprehensive Income	(16,103)
Total Recognized in Net Periodic Benefit Cost and Other Comprehensive Income	(12,227)
Other Benefits
Defined Benefit Plan Disclosure [Line Items]
Net loss	(910)
Amortization of prior service cost	0
Amortization of net actuarial loss	(189)
Total Recognized in Other Comprehensive Income	(1,099)
Total Recognized in Net Periodic Benefit Cost and Other Comprehensive Income	$ 156