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Segment Information (Details) - Schedule of net revenues by geographic area - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
United States [Member]
Revenue, Major Customer [Line Items]
Total revenues	$ 693	$ 589
Revenues percentage	42.00%	46.00%
Japan [Member]
Revenue, Major Customer [Line Items]
Total revenues	$ 405	$ 474
Revenues percentage	24.00%	37.00%
South Korea [Member]
Revenue, Major Customer [Line Items]
Total revenues	$ 284	$ 1
Revenues percentage	17.00%
China [Member]
Revenue, Major Customer [Line Items]
Total revenues	$ 134	$ 34
Revenues percentage	8.00%	3.00%
Germany [Member]
Revenue, Major Customer [Line Items]
Total revenues	$ 109	$ 120
Revenues percentage	7.00%	9.00%
Switzerland [Member]
Revenue, Major Customer [Line Items]
Total revenues	$ 21	$ 55
Revenues percentage	1.00%	4.00%
Other [Member]
Revenue, Major Customer [Line Items]
Total revenues	$ 19	$ 21
Revenues percentage	1.00%	1.00%
Total [Member]
Revenue, Major Customer [Line Items]
Total revenues	$ 1,665	$ 1,294
Revenues percentage	100.00%	100.00%

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Revenue percentage, net.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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