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Stock-Based Compensation (Additional Information) (Detail)
9 Months Ended 12 Months Ended
Mar. 31, 2021
USD ($)
item
$ / shares
shares
Mar. 31, 2020
USD ($)
$ / shares
Jun. 30, 2020
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total intrinsic value of options exercised | $ $ 700,000 $ 900,000  
Total pre-tax unrecognized compensation costs related to non-vested awards | $ $ 25,500,000    
Total pre-tax unrecognized compensation costs related to non-vested awards expected to be recognized, years 2 years 4 months 24 days    
Total fair value of options and Restricted Stock Units vested | $ $ 17,100,000 13,500,000  
Share-based Payment Arrangement, Amount Capitalized | $ $ 0 $ 0 $ 0
Stock Incentive Plans      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation arrangements plans | item 2    
Weighted average estimated grant date fair values, for options granted at market price, per share | $ / shares $ 12.23 $ 16.98  
Common Stock, Capital Shares Reserved for Future Issuance | shares 3,603,263    
Stock Incentive Plans | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Term of options (in years) 10 years    
Vesting Period (in years) 5 years    
Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | $ / shares $ 30.62 $ 42.38  
Restricted Stock Units Outstanding, Shares Granted | shares 564,900    
Performance Based Shares      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Term of options (in years) 3 years    
Restricted Stock Units Outstanding, Shares Granted | shares 191,850    
Non-Performance Based Shares      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Term of options (in years) 3 years    
Restricted Stock Units Outstanding, Shares Granted | shares 373,050    
Non-Performance Based Shares | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Term of options (in years) 1 year    
Non-Performance Based Shares | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Term of options (in years) 4 years