XML 25 R6.htm IDEA: XBRL DOCUMENT v2.4.0.6
Condensed Consolidated Statements of Equity (Unaudited) (USD $)
Total
Common Stock
Retained Earnings
Noncontrolling Interest
Balance at Dec. 31, 2011 $ (82,835,269) $ (70,272,155) $ (12,656,662) $ (93,548)
Balance, shares at Dec. 31, 2011 20,020,535 20,020,535    
Stock-based compensation - nonemployees 74,690 74,690    
Stock-based compensation - nonemployees, shares   17,199    
Exercise of options and related tax benefit 1,400,589 1,400,589    
Exercise of options and related tax benefit, shares 424,475 152,626    
Stock-based compensation - employees 315,344 315,344    
Repurchase of shares (3,562,381) (3,562,381)    
Repurchase of shares, shares (491,123) (491,123)    
Net and comprehensive income 2,150,095   2,167,498 (17,403)
Balance at Jun. 30, 2012 $ (83,213,606) $ (68,500,397) $ (14,824,160) $ (110,951)
Balance, shares at Jun. 30, 2012 19,699,237 19,699,237