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Discontinued Operations (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Discontinued Operations [Abstract]        
Loss from discontinued operations, net of income tax $ (1,860) $ (4,085) $ (5,625) $ (8,577)