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Consolidated Statements of Changes in Shareholders' Equity (USD $)
In Thousands
Total
Additional Paid-in Capital [Member]
Treasury Stock [Member]
Retained Earnings (Deficit) [Member]
Non-Controlling Interest [Member]
Class A [Member]
Class B [Member]
Balance at Dec. 31, 2011 $ 12,544 $ 168,620 $ (2,439) $ (156,684) $ 2,841 $ 179 $ 27
Balance, shares at Dec. 31, 2011           17,945 2,733
Stock compensation and issuances 928 922       6  
Stock compensation and issuances, shares           588  
Warrants                     
Warrants, shares               
Shares withheld related to net share settlement of restricted stock awards and warrants                     
Shares withheld related to net share settlement of restricted stock awards and warrants, shares               
Non-controlling interest distributions (2,877)       (2,877)    
Net (loss) income (3,597)     (3,660) 63    
Balance at Sep. 30, 2012 6,998 169,542 (2,439) (160,344) 27 185 27
Balance, shares at Sep. 30, 2012           18,533 2,733
Balance at Dec. 31, 2012 6,379 170,070 (2,480) (162,349) 935 176 27
Balance, shares at Dec. 31, 2012           17,628 2,733
Stock compensation and issuances 472 465       7  
Stock compensation and issuances, shares           755  
Warrants   (1)       1  
Warrants, shares           92  
Shares withheld related to net share settlement of restricted stock awards and warrants (8) (8)          
Shares withheld related to net share settlement of restricted stock awards and warrants, shares           (30)  
Non-controlling interest contributions 7,909 146     7,763    
Non-controlling interest distributions (367)       (367)    
Net (loss) income 1,426     (854) 2,280    
Balance at Sep. 30, 2013 $ 15,811 $ 170,672 $ (2,480) $ (163,203) $ 10,611 $ 184 $ 27
Balance, shares at Sep. 30, 2013           18,445 2,733