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STATEMENTS OF CONSOLIDATED COMPREHENSIVE INCOME (UNAUDITED) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Comprehensive Income Net Of Tax [Abstract]    
Net income $ 2,738 $ 4,965
Other comprehensive income, net of tax    
Foreign currency translation adjustment 1,830 420
Recognized net acturial loss (net of tax provision $1 and $47 for the three months ended March 31, 2014 and 2013) 2 77
Other comprehensive income, net of tax 1,832 497
Comprehensive income $ 4,570 $ 5,462