Pension and Other Postretirement Benefits - Narrative (Details) $ in Millions	3 Months Ended
	Mar. 31, 2023 USD ($)
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Employer contributions	$ 1.0
Expected future employer contributions, remainder of fiscal year	5.3
Other Postretirement Benefits
Defined Benefit Plan Disclosure [Line Items]
Employer contributions	0.1
Expected future employer contributions, remainder of fiscal year	$ 0.2