Allowance for Credit Losses (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025	Dec. 31, 2024
Receivables [Abstract]
Time period used for projecting future conditions to estimate credit losses	2 years
Provision for (release of) credit losses	$ (3.0)	$ 1.2
Other financial assets, allowance for credit loss	$ 0.9	$ 0.7	$ 1.4	$ 1.0