Derivatives (AOCL Related to Cash Flow Hedges) (Details) - Cash Flow Hedge [Member] - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Dec. 31, 2025
Derivative Instruments, Gain (Loss) [Line Items]
Unrealized (gains) losses, net on unsettled contracts	$ (25.4)	$ (23.3)
Income tax expense (benefit)	6.3	5.4
Losses included in AOCL, net of tax	(19.1)	$ (17.9)
Cash flow hedge derivative losses expected to be reclassified into earnings within the next 12 months	$ 17.8