Registration statement for securities of certain foreign private issuers

Other Accounts Receivable and Prepaid Expenses (Details)

v3.19.3.a.u2
Other Accounts Receivable and Prepaid Expenses (Details) - USD ($)
$ in Thousands
Sep. 30, 2019
Jun. 30, 2019
Dec. 31, 2018
Dec. 31, 2017
Other Accounts Receivable and Prepaid Expenses [Abstract]        
Government authorities     $ 41 $ 66
Prepaid expenses and others     3,974 3,093
Total $ 5,160 $ 5,239 $ 4,015 $ 3,159