Consolidated Statement of Shareholders' Equity (USD $)
In Thousands
Total
Capital in Excess of Par Value [Member]
Accumulated deficit [Member]
Accumulated other comprehensive loss [Member]
Class A Treasury Stock [Member]
Class A Common Stock [Member]
Common Stock [Member]
Class B Common Stock [Member]
Common Stock [Member]
Balance at Dec. 31, 2012 $ 95,516 $ 340,586 $ (244,529) $ (438) $ (775) $ 412 $ 260
Balance, shares at Dec. 31, 2012         (59) 41,161 25,985
Net loss (3,273)   (3,273)        
Other comprehensive loss (77)     (77)      
Issuance of shares of stock and restricted stock, net of cancellations and tax withholdings, shares           179  
Issuance of shares of stock and restricted stock, net of cancellations and tax withholdings (384) (386)       2  
Non-cash equity compensation 558 558          
Balance at Mar. 31, 2013 $ 92,340 $ 340,758 $ (247,802) $ (515) $ (775) $ 414 $ 260
Balance, shares at Mar. 31, 2013         (59) 41,340 25,985