XML 62 R60.htm IDEA: XBRL DOCUMENT v2.4.0.6
Outstanding Stock Option on Result of Operation (Detail) (USD $)
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Stock-based compensation expense:    
Stock Options $ 19,347 $ 57,397
Income tax benefit 13,696 17,002
Per share increase in Loss Per Share:    
Basic and Diluted $ (0.26) $ (0.24)
Stock options
   
Stock-based compensation expense:    
Stock Options 19,347 57,397
Income tax benefit 0 0
Net Decrease in Net Income $ 19,347 $ 57,397
Per share increase in Loss Per Share:    
Basic and Diluted $ 0.0055 $ 0.0162