Commitments and Contingencies (Liabilities for Estimated Product Warranty Costs) (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Total liabilities for estimated warranty
Accrued expenses	$ 54.7	$ 53.1
Other liabilities	119.9	114.1
Total warranty liability	$ 174.6	$ 167.2