XML 30 R27.htm IDEA: XBRL DOCUMENT v3.19.3
Summary of Significant Accounting Policies (Details 3) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Accounting Policies [Abstract]    
Accounts receivable and unbilled revenue, net $ 1,934 $ 1,830
Deferred revenues $ 54 $ 75