Derivative Instruments And Hedging Activities (Narrative) (Details) - Interest Rate Swaps - Cash Flow Hedging - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Aug. 31, 2021	Aug. 31, 2021	Feb. 28, 2021
Designated As Hedging Instrument
Derivative [Line Items]
Additional reclassification from AOCL to CAF income within the next 12 months		$ 14.6
Derivative, Notional Amount	$ 2,990.0	2,990.0	$ 2,430.0
Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Gain (Loss) on Derivative, Net	0.1	(0.2)
Derivative, Notional Amount	$ 486.6	$ 486.6	$ 255.2

The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

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- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
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Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Topic 815
-SubTopic 10
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