Defined Benefit Pension Plans and Other Postretirement Benefit Plans - Reconciliation of AOCI (Details) $ in Thousands	12 Months Ended
	Feb. 01, 2020 USD ($)
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Net (gain) loss	$ 3,620
Amortization of prior service cost	0
Settlement charge	(11,510)
Amortization of net actuarial loss	(258)
Total Recognized in Other Comprehensive Income	(8,148)
Total Recognized in Net Periodic Benefit Cost and Other Comprehensive Income	(7,199)
Other Benefits
Defined Benefit Plan Disclosure [Line Items]
Net (gain) loss	2,740
Amortization of prior service cost	921
Settlement charge	0
Amortization of net actuarial loss	(22)
Total Recognized in Other Comprehensive Income	3,639
Total Recognized in Net Periodic Benefit Cost and Other Comprehensive Income	$ 2,980