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Leases (Details)
3 Months Ended 9 Months Ended
Nov. 01, 2020
USD ($)
Nov. 01, 2020
USD ($)
Nov. 01, 2020
USD ($)
Leases (Details) [Line Items]      
Operating Leases, Income Statement, Sublease Revenue   $ 144,000 $ 432,000
Operating Lease, Weighted Average Remaining Lease Term 6 years 9 months 18 days 6 years 9 months 18 days 6 years 9 months 18 days
Operating Lease, Weighted Average Discount Rate, Percent 2.30% 2.30% 2.30%
Operating Leases, Rent Expense, Minimum Rentals $ 28,000,000    
Lessee, Operating Lease, Term of Contract 10 years 10 years 10 years
London Interbank Offered Rate (LIBOR) [Member]      
Leases (Details) [Line Items]      
Operating Leases of Lessee, Contingent Rentals, Basis Spread on Variable Rate 1.50% 1.50% 1.50%