Net income per common share (Tables)

3 Months Ended

Dec. 31, 2011

Notes to Financial Statements [Abstract]

Schedule computation of basic and diluted earnings per share

The following table sets forth the computation of basic and diluted net income per common share from continuing operations (in thousands, except per share amounts):

	Three Months Ended				Nine Months Ended
	December 31,				December 31,
	2011		2010		2011		2010
Net income from continuing operations	$	77,489	$	101,930	$	256,069	$	298,555
Weighted average common shares outstanding	191,640		187,488		190,854		186,444
Dilutive effect of stock options and RSUs	4,266		4,335		4,311		4,423
Dilutive effect of convertible debt	7,385		4,432		7,521		1,477
Weighted average common and potential common shares outstanding	203,291		196,255		202,686		192,344
Basic net income per common share – continuing operations	$	0.40	$	0.54	$	1.34	$	1.60
Diluted net income per common share – continuing operations	$	0.38	$	0.52	$	1.26	$	1.55