Defined Benefit Pension Plans and Other Postretirement Benefit Plans - Other Comprehensive Income (Details) - USD ($) $ in Thousands	Feb. 01, 2020	Feb. 02, 2019
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Prior service cost	$ 0	$ 0
Net loss (gain)	0	8,148
Total Recognized in Accumulated Other Comprehensive Loss	0	8,148
Other Benefits
Defined Benefit Plan Disclosure [Line Items]
Prior service cost	(1,244)	(2,165)
Net loss (gain)	2,384	(334)
Total Recognized in Accumulated Other Comprehensive Loss	$ 1,140	$ (2,499)