Benefit Plans - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]
Settlements	$ 49.6	$ 0.0	$ 50.8	$ 0.7
Pension benefits
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]
Contributions by employer	6.5
Settlements	$ 49.6	$ 0.0	$ 50.8	$ 0.7