Annual report pursuant to Section 13 and 15(d)

Income Taxes (Pretax Income) (Details)

v3.8.0.1
Income Taxes (Pretax Income) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Pretax income      
United States $ (9,453) $ (9,893) $ (15,177)
Foreign 30,103 874 (90,790)
Income (loss) from continuing operations before income taxes $ 20,650 $ (9,019) $ (105,967)