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Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2021	Feb. 29, 2020	Feb. 28, 2019
Statement of Comprehensive Income [Abstract]
NET EARNINGS	$ 746,919	$ 888,433	$ 842,413
Other comprehensive income (loss), net of taxes:
Net change in retirement benefit plan unrecognized actuarial losses	28,640	(50,824)	(1,981)
Net change in cash flow hedge unrecognized losses	2,740	(31,237)	(11,717)
Other comprehensive income (loss), net of taxes	31,380	(82,061)	(13,698)
TOTAL COMPREHENSIVE INCOME	$ 778,299	$ 806,372	$ 828,715

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