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Leases (Details) - Lease, Cost - USD ($)
$ in Thousands
3 Months Ended
May 03, 2020
May 05, 2019
Leases (Details) - Lease, Cost [Line Items]    
Operating lease cost $ 2,262 $ 2,189
Operating cash outflows 1,852 2,386
Operating Lease Costs [Member]    
Leases (Details) - Lease, Cost [Line Items]    
Operating lease cost 2,100 2,076
Variable Lease Cost [Member]    
Leases (Details) - Lease, Cost [Line Items]    
Operating lease cost 46 0
Leases Less Then 12 Months [Member]    
Leases (Details) - Lease, Cost [Line Items]    
Operating lease cost $ 116 $ 113