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Benefit Plans, Defined Benefit Plans (Details) - USD ($)
$ in Thousands
12 Months Ended
Feb. 01, 2020
Feb. 02, 2019
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]    
Benefit obligation at beginning of year $ 17,476 $ 18,334
Service cost 55 56
Interest cost 568 560
Actuarial (gain) loss 773 (275)
Benefits paid (1,199) (1,199)
Benefit obligation at end of year 17,673 17,476
Fair value of plan assets at end of year 0 0
Funded status (17,673) (17,476)
Unrecognized net actuarial gain 529 (263)
Accrued benefit cost (17,144) (17,739)
Amounts recognized in balance sheet [Abstract]    
Current liability (1,199) (1,199)
Long term liability (17,247) (16,002)
Accumulated other comprehensive loss (income) 773 (275)
Net amount recognized (17,673) (17,476)
Pension and Other Postretirement Benefits Cost (Reversal of Cost) [Abstract]    
Service cost 55 56
Interest cost 568 560
Amortization of actuarial net gain (20) (19)
Net periodic benefit cost 603 597
Other Changes in Benefit Obligations Recognized in Other Comprehensive Loss [Abstract]    
Net prior service cost recognized as a component of net periodic benefit cost 0 0
Net actuarial loss (gain) arising during the period 744 (263)
Total 744 (263)
Income tax effect 0 0
Total recognized in other comprehensive loss 744 (263)
Total recognized in net periodic benefit cost and other comprehensive loss 1,341 334
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax [Abstract]    
Net unrecognized actuarial loss (gain) 744 (263)
Other actuarial adjustments (365) (102)
Accumulated other comprehensive loss (income) 379 (365)
Tax expense 1,100 1,100
Accumulated other comprehensive loss $ 1,479 $ 735
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]    
Discount rate 2.31% 3.37%
Salary increase rate 0.00% 3.00%
Measurement date Jan. 31, 2020 Jan. 31, 2019
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]    
Discount rate 2.31% 3.61%
Salary increase rate   3.00%
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]    
2020 $ 1,184  
2021 1,184  
2022 1,149  
2023 1,149  
2024 1,149  
2025 - 2029 $ 6,504