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Leases - Summary of Lease Cost (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 31, 2021
Aug. 01, 2020
Jul. 31, 2021
Aug. 01, 2020
Leases [Abstract]        
Operating lease cost $ 5,919 $ 6,381 $ 12,193 $ 12,869
Variable operating lease cost (1,011) (2) (869) 31
Total lease cost $ 4,908 $ 6,379 $ 11,324 $ 12,900