COMPUTATION OF EARNINGS PER COMMON SHARE (Tables)

6 Months Ended

Sep. 30, 2015

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings per Common Share

The following table sets forth the computation of basic and diluted earnings per common share for the three and six months ended September 30, 2015 and 2014:

	Three Months Ended   September 30,				Six Months Ended   September 30,
(in thousands, except per share data)	2014		2015		2014		2015
Numerator:
Net income	$	27,421	$	17,896	$	56,093	$	39,124
Denominator:
Weighted average common shares-basic	41,765		33,590		41,692		35,796
Dilutive effect of employee equity incentive plans	740		655		868		880
Weighted average common shares-diluted	42,505		34,245		42,560		36,676
Basic earnings per common share	$	0.66	$	0.53	$	1.35	$	1.09
Diluted earnings per common share	$	0.65	$	0.52	$	1.32	$	1.07
Potentially dilutive securities excluded from diluted earnings per common share because their effect is anti-dilutive	392		283		409		257