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Income Taxes (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Income (loss) from continuing operations before income taxes:        
U.S. $ (5,667) $ (358) $ (3,672) $ (7,714)
Foreign (8,308) 3,054 (1,335) 18,538
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES (13,975) 2,696 (5,007) 10,824
Income tax expense (benefit):        
U.S. 550 1,509 2,930 4,296
Foreign (1,012) 992 1,192 4,625
Total (462) 2,501 4,122 8,921
Income Taxes        
Foreign tax benefit recognized in certain countries $ 0      
Minimum
       
Income Taxes        
Effective rate on foreign tax expense (as a percent)     23.00%  
Maximum
       
Income Taxes        
Effective rate on foreign tax expense (as a percent)     33.00%