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Leases - Additional Information (Detail)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 31, 2021
USD ($)
Jul. 31, 2020
USD ($)
Jul. 31, 2021
USD ($)
Store
Jul. 31, 2020
USD ($)
Leases [Abstract]        
Operating lease costs $ 67,794 $ 69,183 $ 136,502 $ 137,193
Variable lease cost 28,179 $ 23,154 48,681 $ 51,594
Lease commitments for executed but not yet commenced leases $ 3,007   $ 3,007  
Number of lease commitment not yet commenced | Store     2