Net Earnings Per Share (Basic And Dilutive Net Earnings Per Share Reconciliations) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	May 31, 2023	May 31, 2022
Schedule of Basic and Dilutive Net Earnings Per Share Reconciliation [Line Items]
Net earnings	$ 228,298	$ 252,265
Weighted average common shares outstanding, shares	158,116	160,298
Weighted average common shares and dilutive potential common shares, shares	158,561	161,798
Basic net earnings per share (in dollars per share)	$ 1.44	$ 1.57
Diluted net earnings per share (in dollars per share)	$ 1.44	$ 1.56
Stock options
Schedule of Basic and Dilutive Net Earnings Per Share Reconciliation [Line Items]
Dilutive potential common shares, shares	164	1,178
Stock-settled stock units and awards
Schedule of Basic and Dilutive Net Earnings Per Share Reconciliation [Line Items]
Dilutive potential common shares, shares	281	322