Quarterly report pursuant to Section 13 or 15(d)

Investment in Software Company (Details)

v3.10.0.1
Investment in Software Company (Details) - USD ($)
$ in Millions
Jun. 30, 2018
Dec. 31, 2017
BriefCam Ltd    
Cost method investments $ 3.1 $ 3.1
BriefCam Ltd | Maximum    
Minority ownership interest (less than 20%) 20.00% 20.00%