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ACCUMULATED OTHER COMPREHENSIVE INCOME
 3 Months Ended
Mar. 31, 2013
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]  
ACCUMULATED OTHER COMPREHENSIVE INCOME
ACCUMULATED OTHER COMPREHENSIVE (LOSS) INCOME
 
Comprehensive (loss) income is defined as a change in equity of a company during a period, from transactions and other events and circumstances excluding transactions resulting from investments by owners and distributions to owners. The primary difference between net (loss) income and comprehensive (loss) income for the Company arises from foreign currency translation adjustments, actuarial loss related to defined benefit pension plans and net unrealized loss on investments. The components of accumulated other comprehensive (loss) income at March 31, 2013 and December 31, 2012, net of tax, are as follows:
 
March 31,
2013
 
December 31,
2012
 
(In thousands)
Foreign currency translation adjustments
$
3,944

 
$
11,627

Actuarial loss related to defined benefit pension plans
(5,081
)
 
(5,066
)
Net unrealized loss on investments
(488
)
 
(149
)
Total accumulated other comprehensive (loss) income
$
(1,625
)
 
$
6,412