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COMPUTATION OF EARNINGS PER COMMON SHARE (Tables)
 12 Months Ended
Mar. 31, 2013
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 share:

(in thousands, except earnings per share data)
 
Fiscal Year Ended March 31,
 
 
2013
 
2012
 
2011
Numerator:
 
 
 
 
 
 
Net income
 
$
106,402

 
$
109,036

 
$
109,243

 
 
 
 
 
 
 
Denominator:
 
 
 
 
 
 
Weighted average common shares-basic
 
41,748

 
44,023

 
47,713

Dilutive effect of employee equity incentive plans
 
990

 
1,242

 
1,631

Weighted average shares-diluted
 
42,738

 
45,265

 
49,344

 
 
 
 
 
 
 
Basic earnings per common share
 
$
2.55

 
$
2.48

 
$
2.29

Diluted earnings per common share
 
$
2.49

 
$
2.41

 
$
2.21

 
 
 
 
 
 
 
Potentially dilutive securities excluded from earnings per diluted share because their effect is anti-dilutive
 
1,038

 
1,199

 
1,606