Earnings Per Share - Additional Information (Details) - 3.00% Convertible Senior Notes Due 2025	9 Months Ended
Jun. 30, 2022 USD ($)
Earnings Per Share [Line Items]
Debt instrument conversion ratio	26.7271
Conversion of notes to common stock per principal amount	$ 1,000

Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount.

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