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Leases - Components of Lease Cost (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Leases [Abstract]      
Operating lease cost $ 9.0 $ 10.2 $ 11.6
Short-term lease cost 6.2 4.0 4.3
Amortization of leased assets 2.4 2.4 2.4
Interest on lease liabilities 0.8 0.8 0.7
Total lease cost $ 18.4 $ 17.4 $ 19.0