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Subsequent Events
3 Months Ended
Dec. 31, 2021
Subsequent Events [Abstract]  
Subsequent Events Subsequent EventsIn January 2022, our Board of Directors approved a new stock repurchase program following the completion of the previous stock repurchase program. The new program is open-ended and authorizes repurchases of shares of our common stock up to an aggregate cost of $500.0 million in the open market or in negotiated transactions.