Pension and Other Post-retirement Benefits Schedule of Allocation of Plan Assets (Details) - USD ($)	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	$ 503,900,000	$ 469,900,000	$ 471,200,000
Defined Benefit Plan, Equity Securities [Member] \| Minimum
Defined Benefit Plan Disclosure [Line Items]
2025	41.00%
Defined Benefit Plan, Equity Securities [Member] \| Maximum
Defined Benefit Plan Disclosure [Line Items]
2025	47.00%
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	$ 503,900,000	469,900,000	$ 471,200,000
Pension Benefits \| Defined Benefit Plan, Equity Securities, US, Large Cap [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	0	93,300,000
Pension Benefits \| Defined Benefit Plan, Equity Securities, US, Small Cap [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	0	24,600,000
Pension Benefits \| Defined Benefit Plan, Equity Securities, Non-US, All Cap [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	0	42,700,000
Pension Benefits \| Defined Benefit Plan, Equity Securities, Non-US Small Cap [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	0	18,900,000
Pension Benefits \| Emerging markets
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	0	34,100,000
Pension Benefits \| Employee Benefit Plan, Real Estate [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	$ 36,500,000	36,500,000
Pension Benefits \| Employee Benefit Plan, Real Estate [Member] \| Minimum
Defined Benefit Plan Disclosure [Line Items]
2025	4.00%
Pension Benefits \| Employee Benefit Plan, Real Estate [Member] \| Maximum
Defined Benefit Plan Disclosure [Line Items]
2025	8.00%
Pension Benefits \| Defined Benefit Plan, Fixed Income Securities [Member] \| Minimum
Defined Benefit Plan Disclosure [Line Items]
2025	45.00%
Pension Benefits \| Defined Benefit Plan, Fixed Income Securities [Member] \| Maximum
Defined Benefit Plan Disclosure [Line Items]
2025	55.00%
Pension Benefits \| Defined Benefit Plan, Cash and Cash Equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	$ 5,000,000.0	6,200,000
Pension Benefits \| Defined Benefit Plan, Cash and Cash Equivalents [Member] \| Minimum
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets Target Allocation	0
Pension Benefits \| Defined Benefit Plan, Cash and Cash Equivalents [Member] \| Maximum
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets Target Allocation	5.0
Pension Benefits \| Defined Benefit Plan, Aggregate Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	160,200,000	102,800,000
Pension Benefits \| Defined Benefit Plans, Aggregate Securities, Core Plus [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	52,900,000	76,700,000
Pension Benefits \| Defined Benefit Plan Equity Securities Global Low
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	0	34,100,000
Pension Benefits \| Defined Benefit Plan, Equity Securities, Global Equity Fund
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	217,300,000	0
Pension Benefits \| Defined Benefit Plan, Aggregate Securities, Government Bonds
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Assets	$ 32,000,000.0	$ 0