Derivative Warrants Liabilities (Details 2) - shares	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares outstanding, Beginning	2,071	131
Exercised		(10,240)
Revaluation of warrants	(2,071)	12,180
Shares outstanding, Ending		2,071
Series A (Mar-2016) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares outstanding, Beginning		3
Exercised		(7,792)
Revaluation of warrants		7,789
Shares outstanding, Ending
Series B (Mar-2016) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares outstanding, Beginning	1,054	16
Exercised		(1,734)
Revaluation of warrants	(1,054)	2,772
Shares outstanding, Ending		1,054
Series A (May-2016) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares outstanding, Beginning		3
Exercised		(327)
Revaluation of warrants		324
Shares outstanding, Ending
Series B (May-2016) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares outstanding, Beginning	338	17
Exercised
Revaluation of warrants	(338)	321
Shares outstanding, Ending		338
Series E (Oct-2016) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares outstanding, Beginning	679	92
Exercised		(387)
Revaluation of warrants	(679)	974
Shares outstanding, Ending		679

Revaluation of warrants.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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Number of non-option equity instruments exercised by participants.

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Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(ii)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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