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Changes in Stockholders' Equity
9 Months Ended
Sep. 30, 2011
Changes in Stockholders' Equity [Abstract] 
Changes in Stockholders' Equity

13. Changes in Stockholders' Equity

The following table summarizes changes in Stockholders' Equity:

(in thousands)   Class A Common Stock   Class B Common Stock   Additional paid in capital   Retained earnings   Accumulated items of other comprehensive income   Treasury stock   Total Shareholders' Equity
December 31, 2010   $ 36     $ 3     $ 387,876     $ 403,048     $ (106,672 )   $ (258,031 )   $ 426,260  
Net income     -         -         -         42,169       -         -         42,169  
Dividends declared     -         -         -         (11,881 )     -         -         (11,881 )
Compensation and benefits paid or payable in Class A Common Stock     1       -         1,893       -         -         111       2,005  
Options exercised     -         -         470       -         -         -         470  
Cumulative translation adjustment     -         -         -         -         (8,660 )     -         (8,660 )
Amortization of pension liability     -         -         -         -         2,379       -         2,379  
Change in derivative valuation adjustment     -         -         -         -         (2,460 )     -         (2,460 )
September 30, 2011   $ 37     $ 3     $ 390,239     $ 433,336     $ (115,413 )   $ (257,920 )   $ 450,282