Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award (Details)

v3.8.0.1
Stock-Based Compensation - Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]    
RSUs $ 65 $ 109
Option 995 22
Total stock-based compensation expense $ 1,060 $ 131