Commitments and Contingencies - Legal Claims and Insurance (Details) - USD ($) $ in Millions |
6 Months Ended | |
---|---|---|
Mar. 31, 2022 |
Mar. 31, 2021 |
|
Rollforward of reserves for legal claims | ||
Reserves for legal claims, beginning of period | $ 577.5 | $ 473.8 |
Increase in reserves | 55.7 | 56.2 |
Payments | (16.1) | (5.6) |
Reserves for legal claims, end of period | $ 617.1 | $ 524.4 |