Benefit Plans (Changes Recognized In Accumulated Other Comprehensive Loss) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 28, 2014	Feb. 28, 2013
Defined Benefit Plan Disclosure [Line Items]
Net actuarial (gain) loss	$ (15,465)	$ 16,694
Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Net actuarial (gain) loss	(16,268)	17,182
Restoration Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Net actuarial (gain) loss	$ 803	$ (488)