Net Earnings Per Share

9 Months Ended

Nov. 30, 2013

Net Earnings Per Share [Abstract]

Net Earnings Per Share

11.Net Earnings per Share

Basic net earnings per share is computed by dividing net earnings available for basic common shares by the weighted average common shares outstanding during the period.  Diluted net earnings per share is computed by dividing net earnings available for diluted common shares by the sum of weighted average common shares outstanding and dilutive  potential common shares.

Basic and Dilutive Net Earnings Per Share Reconciliations

	Three Months Ended				Nine Months Ended
	November 30				November 30
(In thousands except per share data)	2013		2012		2013		2012
Net earnings	$	106,452	$	94,681	$	393,377	$	327,063
Weighted average common shares outstanding		223,259		228,904		223,831		228,346
Dilutive potential common shares:
Stock options		3,402		3,210		3,305		3,199
Stock-settled restricted stock units		756		542		734		503
Weighted average common shares and dilutive
potential common shares		227,417		232,656		227,870		232,048
Basic net earnings per share	$	0.48	$	0.41	$	1.76	$	1.43
Diluted net earnings per share	$	0.47	$	0.41	$	1.73	$	1.41

Certain weighted-average options to purchase shares of common stock were outstanding and not included in the calculation of diluted net earnings per share because their inclusion would have been antidilutive.  For the three months ended November 30, 2013 and 2012, weighted-average options to purchase 1,309,282shares and 3,794,317 shares of common stock, respectively, were not included.  For the nine months ended November 30, 2013 and 2012, weighted-average options to purchase 1,175,274 shares and 3,833,199 shares, respectively, were not included.