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Earnings per Share (Note)
 9 Months Ended
Sep. 30, 2012
Earnings Per Share [Abstract]  
Earnings per Share
3. Earnings per Share

The following table sets forth the computation of basic and diluted earnings per share for the three months ended March 31, 2013 and 2012:
 
 
For the three months ended March 31,
 
2013
 
2012
Numerator:
 
 
 
Net income
$
1,734

 
$
1,191

Denominator:
 
 
 
Weighted average shares (basic)
27,757

 
27,167

Dilutive effect of potential common shares
1,608

 
1,117

Weighted average shares (diluted)
29,365

 
28,284

Basic earnings per share
$
0.06

 
$
0.04

Diluted earnings per share
$
0.06

 
$
0.04


    
Dilutive potential common shares consist of shares issuable upon the exercise of stock options, settlement of SARs, vesting of RSUs and MSUs. Potential common shares determined to be antidilutive and excluded from diluted weighted average shares outstanding were approximately 10,000 and 413,000 for the three months ended March 31, 2013 and 2012.