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Operations and Significant Accounting Policies - Leases (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Lessee, Lease, Description [Line Items] |  |
Operating Lease Cost | $ 5.4 | $ 5.0
Finance Lease Cost | 0.3 | 0.1
Operating Cash Flows From Operating Leases | 5.4 | 5.0
Financing Cash Flows From Finance Leases | 0.4 | 0.2
Operating Lease Other Non-Current Assets | $ 9.1 | $ 10.7
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Other Non-Current Assets | Other Non-Current Assets
Finance Lease Other Non-Current Assets | $ 1.9 | $ 2.1
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Other Non-Current Assets | Other Non-Current Assets
Total Lease Right-of-use Assets | $ 11.0 | $ 12.8
Operating Lease Liabilities | $ 3.2 | $ 3.0
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Other | Other
Finance Lease Liabilities | $ 0.4 | $ 0.4
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Other | Other
Operating Lease Liabilities | $ 6.0 | $ 7.7
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] | Other Non-Current Liabilities | Other Non-Current Liabilities
Finance Lease Liabilities | $ 1.3 | $ 1.6
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] | Other Non-Current Liabilities | Other Non-Current Liabilities
Total Lease Liabilities | $ 10.9 | $ 12.7
Operating Lease Rent Expense | 5.4 | 5.0
Finance Lease Interest Expense | 0.1 | 0.0
Finance Lease Amortization Expense | 0.2 | 0.1
Total Operating and Finance Lease Expenses | $ 5.7 | $ 5.1
Vehicles and Equipment |  |
Weighted Average Remaining Lease Term (Years): |  |
Operating Leases | 2 years | 3 years
Finance Leases | 4 years | 5 years
Weighted Average Discount Rate: |  |
Operating Lease | 4.00% | 4.00%
Finance Lease | 5.40% | 5.40%
Land and Other |  |
Weighted Average Remaining Lease Term (Years): |  |
Operating Leases | 23 years | 12 years
Weighted Average Discount Rate: |  |
Operating Lease | 5.90% | 5.00%

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