Income Taxes - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jan. 31, 2022
Jan. 31, 2021
Jan. 31, 2022
Jan. 31, 2021
Income Tax Disclosure [Abstract]        
Provision for income taxes $ 5,309 $ 5,141 $ 9,356 $ 9,384