Quarterly report pursuant to Section 13 or 15(d)

Restructuring - (Schedule of Restructuring and Related Costs) (Details)

v3.8.0.1
Restructuring - (Schedule of Restructuring and Related Costs) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Restructuring Cost and Reserve [Line Items]    
Restructuring charges $ 40 $ 41
2015 Plan [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring Reserve, Beginning Balance 93  
Restructuring charges 40 $ 41
Cash payments (32)  
Restructuring Reserve, Ending Balance 101  
Other Restructuring [Member] | 2015 Plan [Member]    
Restructuring Cost and Reserve [Line Items]    
Restructuring charges $ 40