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Changes in Shareholders' Equity (Tables)
9 Months Ended
Sep. 30, 2017
Stockholders' Equity Note [Abstract]  
Schedule of Activity in Shareholders' Equity

The following table summarizes changes in Shareholders’ Equity:

 

(in thousands)

Common Stock Class A and B

Additional paid in capital Retained earnings Accumulated items of other comprehensive income/(loss) Treasury stock Noncontrolling Interest Total Equity
December 31, 2016 $40  $425,953  $522,855  ($184,189) ($257,136) $3,767  $511,290 
Net income -  -  27,225  -  -  202  27,427 
Compensation and benefits paid or payable in shares -  1,604  -  -  260  -  1,864 
Options exercised -  531  -  -  -  -  531 
Dividends declared -  -  (16,410) -  -  -  (16,410)
Cumulative translation adjustments -  -  -  40,775  -  19  40,794 
Pension and postretirement liability adjustments -  -  -  (929) -  -  (929)
Derivative valuation adjustment -  -  -  89  -  -  89 
September 30, 2017 $40  $428,088  $533,670  ($144,254) ($256,876) $3,988  $564,656