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Acquisitions - Narrative (Detail) - USD ($)
3 Months Ended 5 Months Ended
Nov. 17, 2021
Mar. 29, 2021
Apr. 30, 2022
May 01, 2021
Apr. 30, 2022
Business Acquisition [Line Items]          
Cash consideration     $ 1,900,000 $ 14,400,000  
Rocksbox          
Business Acquisition [Line Items]          
Cash consideration   $ 14,600,000      
Diamonds Direct          
Business Acquisition [Line Items]          
Cash consideration         $ 503,100,000
Cash acquired from acquisition $ 14,200,000        
Additional payment     $ 1,900,000    
Goodwill, expected tax deductible amount 0        
Diamonds Direct | Trade names          
Business Acquisition [Line Items]          
Intangible assets $ 126,000,000