Derivative Instruments And Hedging Activities (Schedule Of Effect Of Derivative Instruments On The Consolidated Statements Of Earnings) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 28, 2014		Feb. 28, 2013		Feb. 29, 2012
Designated As Hedging Instrument [Member]
Derivative [Line Items]
Loss recognized in AOCL	$ (5,286)	[1]	$ (6,691)	[1]	$ (22,968)	[1]
Loss reclassified from AOCL into CAF Income	(9,872)	[1]	(12,981)	[1]	(7,567)	[1]
Gain recognized in CAF income	76	[2]	0	[2]	0	[2]
Not Designated As Hedging Instrument [Member]
Derivative [Line Items]
Loss recognized in CAF income	$ 0	[3]	$ (2)	[3]	$ (86)	[3]

[1] Represents the effective portion.

[2] Represents the ineffective portion.

[3] Represents the loss on interest rate swaps, the net periodic settlements and accrued interest.