Other Current Assets - Schedule of Other Current Assets - (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Amounts due from government institutions	$ 65	$ 35
Deferred costs related to issuance of common shares (see Note 16)	412
Prepaid expenses and others	91	81
Total Other current assets	$ 568	$ 116