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Summary of Significant Accounting Policies - Deferred Revenue Disclosure (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 31, 2020
Feb. 01, 2019
Revenue Recognition And Deferred Revenue [Abstract]    
Deferred revenue beginning of period $ 9,051 $ 12,993
Deferred revenue recognized in period (9,051) (12,993)
Revenue deferred in period 8,096 9,051
Deferred revenue end of period $ 8,096 $ 9,051