Benefit Plans (Schedule Of Fair Value Of Plan Assets) (Details) - USD ($) $ in Thousands	Feb. 28, 2022	Feb. 28, 2021
Defined Benefit Plan Disclosure [Line Items]
Plan assets	$ 214,928	$ 209,773
Equity securities – international | Level 1 | Mutual funds (Level 1):
Defined Benefit Plan Disclosure [Line Items]
Plan assets	26,525	25,741
Short-term Investments | Collective funds (NAV):
Defined Benefit Plan Disclosure [Line Items]
Plan assets	2,016	1,633
Equity securities | Collective funds (NAV):
Defined Benefit Plan Disclosure [Line Items]
Plan assets	133,723	131,039
Fixed income securities | Collective funds (NAV):
Defined Benefit Plan Disclosure [Line Items]
Plan assets	$ 52,664	$ 51,360