Pension and Other Post Retirement Benefits - Narrative (Details) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($) Postretirement_Plan
Defined Benefit Plan Disclosure [Line Items]
Number of Postretirement Plans | Postretirement_Plan			2
Defined Benefit Plan, Plan Assets, Contributions by Employer	$ 2.3	$ 2.3	$ 2.3
Defined Benefit Pension [Member]
Defined Benefit Plan Disclosure [Line Items]
Settlement accounting adjustment	2.1	0.0	$ 0.0
Aggregate accumulated benefit obligation	458.1	481.6
Defined benefit plan, estimated future employer contributions in next fiscal year	18.5
Defined Benefit Plan, Plan Assets, Contributions by Employer	$ 2.7	$ 3.6