Quarterly report pursuant to Section 13 or 15(d)

Restructuring - (Narrative) (Details)

v3.10.0.1
Restructuring - (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Restructuring Cost and Reserve [Line Items]        
Restructuring charges $ 24 $ 42 $ 64 $ 83
2015 Plan [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring charges $ 24 $ 42 64 $ 83
Cumulative restructuring charges     $ 2,608