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Income Taxes (Details) - Schedule of deferred tax assets - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Income Taxes (Details) - Schedule of deferred tax assets [Line Items]
Deferred tax assets before valuation allowance	$ 26,959	$ 17,783
Less-valuation allowance	(26,959)	(17,783)
Net deferred tax assets
Reserves and allowances [Member]
Income Taxes (Details) - Schedule of deferred tax assets [Line Items]
Deferred tax assets before valuation allowance	190	173
Temporary differences [Member]
Income Taxes (Details) - Schedule of deferred tax assets [Line Items]
Deferred tax assets before valuation allowance	3,644	2,204
Issuance costs [Member]
Income Taxes (Details) - Schedule of deferred tax assets [Line Items]
Deferred tax assets before valuation allowance	957
Loss carryforward [Member]
Income Taxes (Details) - Schedule of deferred tax assets [Line Items]
Deferred tax assets before valuation allowance	$ 22,168	$ 15,406

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
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