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Net Income (Loss) Per Share
9 Months Ended
Sep. 30, 2012
Earnings Per Share [Abstract]  
NET INCOME (LOSS) PER SHARE
NOTE B – NET INCOME (LOSS) PER SHARE
Basic net income or loss per share is based upon the weighted average number of shares of common stock outstanding during the period. Diluted net income per share is based upon the weighted average number of shares of common stock outstanding and the weighted average number of shares outstanding assuming the issuance of common stock upon exercise of stock options and vesting of stock grants per U.S. generally accepted accounting principles, or GAAP.
 
 
Three Months Ended
September 30
 
Nine Months Ended
September 30
 
2012
 
2011
 
2012
 
2011
Weighted average number of shares outstanding:
 
 
 
 
 
 
 
Common stock
20,074,233

 
19,973,160

 
20,030,396

 
19,862,355

Common stock equivalents-stock options, grants
18,821

 
20,740

 
58,695

 
35,117

Diluted shares outstanding
20,093,054

 
19,993,900

 
20,089,091

 
19,897,472