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Subsequent Events (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended		6 Months Ended
	Jul. 09, 2020	Jul. 08, 2020	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Apr. 20, 2020
Warrants to purchase shares of common stock			22,902,240	19,323,195	22,902,240	19,323,195
Proceeds from exercise of warrants					$ 775
Warrants [Member]
Warrants to purchase shares of common stock			524,353	8,277,112	524,353	8,277,112
Proceeds from exercise of warrants			$ 536	$ 83
Warrants [Member] | Placement Agents [Member]
Warrants to purchase shares of common stock							311,191
Warrant exercise price per share							$ 2.0888
Subsequent Event [Member] | Existing Warrants [Member]
Warrants to purchase shares of common stock	10,085,741	270,000
Proceeds from exercise of warrants		$ 365
Warrant exercise price per share	$ 1.35
Number of common stock shares issued		270,000
Subsequent Event [Member] | Warrants [Member]
Warrants to purchase shares of common stock	10,085,741
Proceeds from exercise of warrants	$ 13,616
Warrant exercise price per share	$ 1.80
Warrants term	5 years
Subsequent Event [Member] | Warrants [Member] | Placement Agents [Member]
Warrants to purchase shares of common stock	655,573
Warrant exercise price per share	$ 2.25
Warrants term	5 years

X

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644

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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
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Number of new stock issued during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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