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Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Mar. 31, 2023
Mar. 31, 2022
Income Tax Disclosure [Abstract]        
Income tax provision $ 12,201 $ 17,622 $ 19,230 $ 28,244
Effective income tax rate 29.00% 24.80% 27.80% 24.00%