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Defined Benefit Pension Plans and Other Postretirement Benefit Plans - Other Comprehensive Income (Details) - USD ($)
$ in Thousands
Feb. 03, 2018
Jan. 28, 2017
Pension Benefits    
Defined Benefit Plan Disclosure [Line Items]    
Net loss $ 8,314 $ 15,430
Total Recognized in Accumulated Other Comprehensive Loss 8,314 15,430
Other Benefits    
Defined Benefit Plan Disclosure [Line Items]    
Net loss 3,008 2,518
Total Recognized in Accumulated Other Comprehensive Loss $ 3,008 $ 2,518