Disaggregated Revenue and Entity Wide Disclosures - Schedule of Revenues Attributed to Geographic Areas by Product (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Segment Reporting Information [Line Items]
Revenue	$ 980	$ 939	$ 2,327	$ 2,708
CGuard [Member]
Segment Reporting Information [Line Items]
Revenue	833	852	2,075	2,344
MGuard [Member]
Segment Reporting Information [Line Items]
Revenue	$ 147	$ 87	$ 252	$ 364

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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+ Details