Consolidated Statements Of Shareholders’ Equity - USD ($) $ in Thousands	Total	Common Stock	Capital In Excess Of Par Value	Retained Earnings	Accumulated Other Comprehensive Loss
BALANCE at Feb. 29, 2020	$ 3,768,875	$ 81,541	$ 1,348,988	$ 2,488,417	$ (150,071)
BALANCE, SHARES at Feb. 29, 2020		163,081,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	746,919			746,919
Other comprehensive (loss) income	31,380				31,380
Share-based compensation expense	49,656		49,656
Repurchases of common stock	(216,290)	$ (1,190)	(20,967)	(194,133)
Repurchase of common stock, shares		(2,380,000)
Exercise of common stock options	143,147	$ 1,153	141,994
Exercise of common stock options, shares		2,307,000
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	(5,768)	$ 82	(5,850)
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture		164,000
BALANCE at Feb. 28, 2021	4,364,613	$ 81,586	1,513,821	2,887,897	(118,691)
BALANCE, SHARES at Feb. 28, 2021		163,172,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect | Accounting Standards Update 2016-13 [Member]	(153,306)
Net earnings	1,151,297			1,151,297
Other comprehensive (loss) income	72,269				72,269
Share-based compensation expense	56,762		56,762
Adjustments to Additional Paid in Capital, Other			90,183
Stock Issued During Period, Value, Acquisitions	90,571	$ 388
Stock Issued During Period, Shares, Acquisitions		776,000
Repurchases of common stock	(561,625)	$ (2,237)	(44,260)	(515,128)
Repurchase of common stock, shares		(4,475,000)
Exercise of common stock options	79,805	$ 651	79,154
Exercise of common stock options, shares		1,302,000
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	(18,253)	$ 139	(18,392)
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture		279,000
BALANCE at Feb. 28, 2022	$ 5,235,439	$ 80,527	1,677,268	3,524,066	(46,422)
BALANCE, SHARES at Feb. 28, 2022	161,053,983	161,054,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	$ 484,762			484,762
Other comprehensive (loss) income	144,291				144,291
Share-based compensation expense	62,025		62,025
Repurchases of common stock	(323,243)	$ (1,702)	(35,807)	(285,734)
Repurchase of common stock, shares		(3,404,000)
Exercise of common stock options	17,093	$ 134	16,959
Exercise of common stock options, shares		268,000
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	(7,290)	$ 81	(7,371)
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture		161,000
BALANCE at Feb. 28, 2023	$ 5,613,077	$ 79,040	$ 1,713,074	$ 3,723,094	$ 97,869
BALANCE, SHARES at Feb. 28, 2023	158,079,033	158,079,000