Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Balance Sheet Restatement (Details)

v2.4.0.6
Summary of Significant Accounting Policies - Balance Sheet Restatement (Details) (USD $)
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Stockholders’ equity:        
Preferred stock $ 0 $ 0 $ 0  
Additional paid-in capital 93,141,432 86,067,852 74,069,087  
Retained earnings 177,169,717 158,809,584 125,396,651  
Accumulated other comprehensive (loss) income 713,194 657,685 4,763,971  
Non-controlling interest (27,583) 63,614 0  
Less — treasury stock, at cost (9,182,571) (9,182,571) (9,182,571)  
Total stockholders’ equity 261,819,191 236,421,035 195,051,731 102,769,787
As Reported
       
Stockholders’ equity:        
Preferred stock   0 0  
Additional paid-in capital   86,067,852 74,069,087  
Retained earnings   161,335,621 126,609,101  
Accumulated other comprehensive (loss) income   (1,868,352) 3,551,521  
Non-controlling interest   63,614 0  
Less — treasury stock, at cost   (9,182,571) (9,182,571)  
Total stockholders’ equity   236,421,035 195,051,731  
Adjustment
       
Stockholders’ equity:        
Preferred stock   0 0  
Additional paid-in capital   0 0  
Retained earnings   (2,526,037) (1,212,450)  
Accumulated other comprehensive (loss) income   2,526,037 1,212,450  
Non-controlling interest   0 0  
Less — treasury stock, at cost   0 0  
Total stockholders’ equity   0 0  
Class A Common Stock
       
Stockholders’ equity:        
Common stock 3,202 3,071 2,793  
Class A Common Stock | As Reported
       
Stockholders’ equity:        
Common stock   3,071 2,793  
Class A Common Stock | Adjustment
       
Stockholders’ equity:        
Common stock   0 0  
Class B Common Stock
       
Stockholders’ equity:        
Common stock 1,800 1,800 1,800  
Class B Common Stock | As Reported
       
Stockholders’ equity:        
Common stock   1,800 1,800  
Class B Common Stock | Adjustment
       
Stockholders’ equity:        
Common stock   $ 0 $ 0