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Share-Based Compensation - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended 11 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Mar. 31, 2023
Mar. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation 19,859 21,832    
Payment, Tax Withholding, Share-based Payment Arrangement $ 2,455 $ 2,838    
Unrecognized compensation cost $ 11,100   $ 11,100 $ 11,100
Awards to non-employee directors [Member]        
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 $ 130.36      
Granted awards (shares)     526 652
Unrecognized compensation expense related to the awards to non-employee directors $ 100   $ 100 $ 100
Shares awarded to non-employee directors [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 $ 130.36      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period     526 652
Award to key employees [Member]        
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 Expired In Period (2,053)      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value $ 128.01      
Granted awards (shares) 80,551      
Vesting period 3 years      
Payment, Tax Withholding, Share-based Payment Arrangement $ 2,500      
Intrinsic value of the SICP awards $ 27,400   $ 27,400 $ 27,400
Shares awarded to non-employee directors [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 $ 128.01      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period 80,551      
Accelerated Vested Shares [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation 19,859