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Benefit Plans (Details) - Schedule of Assumptions Used
12 Months Ended
Feb. 02, 2019
Feb. 03, 2018
Weighted-average assumptions used to determine benefit obligation:    
Discount rate 3.37% 3.42%
Salary increase rate 3.00% 3.00%
Measurement date Jan. 31, 2019 Jan. 31, 2018
Weighted-average assumptions used to determine net periodic benefit cost:    
Discount rate 3.61% 3.16%
Salary increase rate 3.00% 3.00%