Annual report pursuant to Section 13 and 15(d)

Consolidated Statements to Changes in Stockholders' Equity

v2.4.0.8
Consolidated Statements to Changes in Stockholders' Equity (USD $)
Total
Class B Common Stock
Class A Common Stock
Additional Paid-in Capital
Retained Earnings
Treasury Stock
Non-controlling Interest
Accumulated Other Comprehensive Income
Beginning balance at Dec. 31, 2010 $ 195,051,731 $ 1,800 $ 2,793 $ 74,069,087 $ 125,396,651 $ (9,182,571) $ 0 $ 4,763,971
Treasury stock beginning balance, (in shares) at Dec. 31, 2010           4,833,284    
Common stock beginning balance (in shares) at Dec. 31, 2010   18,000,000 27,925,649          
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Exercise of stock options (in shares) 2,790,188   2,788,188          
Exercise of stock options, net 6,407,804   278 6,407,526        
Stock-based compensation 5,591,239     5,591,239        
Non-controlling interest 63,614           63,614  
Foreign currency translation adjustment (970,884)             (970,884)
Unrealized gain (loss) from interest rate hedge, net of tax effect of $614,203, $0 and $0, respectively (3,135,402)             (3,135,402)
Net income 33,412,933              
Ending balance at Dec. 31, 2011 236,421,035 1,800 3,071 86,067,852 158,809,584 (9,182,571) 63,614 657,685
Common stock ending balance (in shares) at Dec. 31, 2011   18,000,000 30,713,837          
Treasury stock ending balance (in shares) at Dec. 31, 2011           4,833,284    
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Exercise of stock options (in shares) 1,306,145   1,306,145          
Exercise of stock options, net 3,462,679   131 3,462,548        
Stock-based compensation 3,611,032     3,611,032        
Non-controlling interest (91,197)           (91,197)  
Foreign currency translation adjustment 722,072             722,072
Unrealized gain (loss) from interest rate hedge, net of tax effect of $614,203, $0 and $0, respectively (666,563)             (666,563)
Net income 18,360,133              
Ending balance at Dec. 31, 2012 261,819,191 1,800 3,202 93,141,432 177,169,717 (9,182,571) (27,583) 713,194
Common stock ending balance (in shares) at Dec. 31, 2012   18,000,000 32,019,982          
Treasury stock ending balance (in shares) at Dec. 31, 2012 4,833,284         4,833,284    
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Exercise of stock options (in shares) 682,619   682,619          
Exercise of stock options, net 2,073,227   68 2,073,159        
Stock-based compensation 8,063,836     8,063,836        
Non-controlling interest 35,105           35,105  
Foreign currency translation adjustment (1,027,655)             (1,027,655)
Unrealized gain (loss) from interest rate hedge, net of tax effect of $614,203, $0 and $0, respectively 3,426,903             3,426,903
Net income 2,414,187              
Retirement of treasury shares (in shares)     (4,833,284)     (4,833,284)    
Retirement of treasury shares     (483) (691,761) (8,490,327) 9,182,571    
Ending balance at Dec. 31, 2013 $ 276,804,794 $ 1,800 $ 2,787 $ 102,586,666 $ 171,093,577 $ 0 $ 7,522 $ 3,112,442
Common stock ending balance (in shares) at Dec. 31, 2013   18,000,000 27,869,317          
Treasury stock ending balance (in shares) at Dec. 31, 2013 4,833,284         0