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Derivative Instruments And Hedging Activities (Narrative) (Details) - Interest Rate Swaps - Cash Flow Hedging - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Aug. 31, 2025	Aug. 31, 2024	Aug. 31, 2025	Aug. 31, 2024	Feb. 28, 2025
Designated As Hedging Instrument
Derivative [Line Items]
Additional reclassification from AOCL to CAF income within the next 12 months			$ 20.3
Derivative, Notional Amount	$ 4,310.0		4,310.0		$ 3,760.0
Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Gain (Loss) on Derivative, Net	(0.5)	$ (4.6)	(1.6)	$ (7.7)
Derivative, Notional Amount	$ 0.0		$ 0.0		$ 181.0