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Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Income Tax Disclosure [Abstract]        
Effective tax rate 18.00% 4.90% 18.50% 16.30%
Unrecognized tax benefit $ 69.5   $ 69.5