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Net Income Per Share
 3 Months Ended
Mar. 31, 2015
Net Income Per Share [Abstract]  
Net Income Per Share
4. Net Income per Share
 
The following table presents the calculation of basic and diluted net income per share (in thousands, except per share information):
 
 
 
Three Months Ended
March 31,
 
 
 
2015
  
2014
 
Net income
 
$
4,066
  
$
3,045
 
Basic:
        
Weighted-average shares of common stock outstanding
  
33,046
   
30,729
 
Shares used in computing basic net income per share
  
33,046
   
30,729
 
Effect of dilutive securities:
        
Stock options
  
2
   
131
 
Restricted stock subject to vesting
  
504
   
699
 
Shares issuable for acquisition consideration (1)
  
612
   
1,069
 
Shares used in computing diluted net income per share
  
34,164
   
32,628
 
 
        
Basic net income per share
 
$
0.12
  
$
0.10
 
Diluted net income per share
 
$
0.12
  
$
0.09
 
 
        
Anti-dilutive options and restricted stock not included in the calculation of diluted net income per share
  
109
   
-
 
 
(1)For the three months ended March 31, 2015, this represents the shares held in escrow pursuant to: (i) the Agreement and Plan of Merger with ForwardThink Group Inc. ("ForwardThink"); (ii) the Asset Purchase Agreement with BioPharm Systems, Inc.; (iii) the Asset Purchase Agreement with Trifecta Technologies, Inc. and Trifecta Technologies Canada, Limited; and (iv) the Asset Purchase Agreement with Zeon Solutions Incorporated and certain related entities (collectively, "Zeon") as part of the consideration.  For the three months ended March 31, 2014, this represents the shares held in escrow pursuant to: (i) the Agreement and Plan of Merger with Northridge Systems, Inc.; (ii) the Asset Purchase Agreement with Nascent Systems, LP ; (iii) the Agreement and Plan of Merger with TriTek Solutions, Inc.; (iv) the Asset Purchase Agreement with Clear Task, Inc.; (v) the Asset Purchase Agreement with CoreMatrix Systems, LLC; and (vi) the Agreement and Plan of Merger with ForwardThink as part of the consideration. These shares were not included in the calculation of basic net income per share due to the uncertainty of their ultimate status.