Derivative Instruments And Hedging Activities (Narrative) (Details) - Interest Rate Swaps - Cash Flow Hedging - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Nov. 30, 2020	Nov. 30, 2020	Feb. 29, 2020
Designated As Hedging Instrument
Derivative [Line Items]
Additional reclassification from AOCL to CAF income within the next 12 months		$ 19.8
Derivative, Notional Amount	$ 2,410.0	2,410.0	$ 2,620.0
Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Gain (Loss) on Derivative, Net	0.1	(2.1)
Derivative, Notional Amount	$ 170.0	$ 170.0

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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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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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-SubTopic 10
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