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Accumulated Other Comprehensive Income (Tables)
 3 Months Ended
Mar. 31, 2013
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss)
The components of Accumulated Other Comprehensive Income as shown on the Balance Sheet are as follows:
 
March 31,
December 31,
(in thousands)
 
2013
 
 
2012
 
 
 
 
 
 
 
 
Foreign currency translation
 
$
326

 
 
$
6,119

 
Actuarial gains (losses) related to defined benefit plans
 
(7,561
)
 
 
(7,750
)
 
Accumulated other comprehensive income
 
$
(7,235
)
 
 
$
(1,631
)