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Income Taxes (Narrative) (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Income Taxes [Line Items]        
Effective income tax rate 26.40% 25.80% 26.90% 26.60%
Quarterly cash dividend declared     $ 0.0125  
Expected total cash dividends for four quarters $ 922,989   $ 922,989  
Accumulated Net Operating Losses (NOLs), for U.S. income tax purposes $ 5,149,592   $ 5,149,592  
Income tax, statute of limitations period     5 years  
United States [Member]
       
Income Taxes [Line Items]        
Statutory tax rate     34.00%  
State tax rate     0.00%  
PRC [Member]
       
Income Taxes [Line Items]        
Statutory tax rate     25.00%