Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2022	Feb. 28, 2021	Feb. 29, 2020
Statement of Comprehensive Income [Abstract]
NET EARNINGS	$ 1,151,297	$ 746,919	$ 888,433
Other comprehensive income (loss), net of taxes:
Net change in retirement benefit plan unrecognized actuarial losses	19,661	28,640	(50,824)
Net change in cash flow hedge unrecognized gains	52,608	2,740	(31,237)
Other comprehensive income (loss), net of taxes	72,269	31,380	(82,061)
TOTAL COMPREHENSIVE INCOME	$ 1,223,566	$ 778,299	$ 806,372