v2.4.0.6
Comprehensive Income (Details 2) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Foreign Currency Translation Adjustments, Beginning Balance, December 31, 2013 $ (934)  
Foreign Currency Translation Adjustments, Other comprehensive loss before reclassifications (78)  
Foreign Currency Translation Adjustments, Amounts reclassified from accumulated other comprehensive loss 0  
Foreign Currency Translation Adjustments, Net current period other comprehensive (loss) income (78)  
Foreign Currency Translation Adjustments, Ending Balance, March 31, 2014 (1,012)  
Defined Benefit Pension Items, Beginning Balance, December 31, 2013 (8,488)  
Defined Benefit Pension Items, Other comprehensive loss before reclassifications 0  
Defined Benefit Pension Items, Amounts reclassified from accumulated other comprehensive loss 120  
Defined Benefit Pension Items, Net current period other comprehensive (loss) income 120 233
Defined Benefit Pension Items, Ending Balance, March 31, 2014 (8,368)  
Beginning Balance, December 31, 2013 (9,422)  
Other comprehensive loss before reclassifications (78)  
Amounts reclassified from accumulated other comprehensive loss 120  
Net current period other comprehensive (loss) income 42  
Ending Balance, March 31, 2014 $ (9,380)