The following table sets forth the computation of basic and diluted earnings per share for the three months ended February 28, 2011 and February 29, 2012 (in thousands, except share and per share amounts):


	Three Months Ended
	February 28, 2011		February 29, 2012
Basic and diluted:
Net income	$	21,435	$	17,139


Basic earnings per share denominator:
Weighted average shares outstanding		48,032,747		46,391,006


Basic earnings per share:
Net income	$	0.45	$	0.37

Diluted earnings per share denominator:
Weighted average shares outstanding		48,032,747		46,391,006
Common stock options		6,096		4,906

Diluted weighted average shares outstanding		48,038,843		46,395,912


Diluted earnings per share:
Net income	$	0.45	$	0.37


Anti-dilutive shares excluded in the computation of diluted earnings per share		269,241		243,960