Represents number of class of warrant or right exercised during period.

No definition available.

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- Definition

The number of securities called by warrants or rights which exercised during the period.

+ References

No definition available.

+ Details

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
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-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-3

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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

No definition available.

+ Details

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- Definition

Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

+ References

No definition available.

+ Details

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- Definition

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
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-3

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- Definition

Number of warrants or rights outstanding.

+ References

No definition available.

+ Details

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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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- Definition

Amount, after accumulated amortization, of debt discount.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 835
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
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-URI https://asc.fasb.org/1943274/2147481139/470-20-50-1D

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Note 7 - Warrants and Registration Rights Agreements (Details Textual) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
	Aug. 30, 2017	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Nov. 05, 2018	Jul. 31, 2018	Feb. 06, 2018	Mar. 17, 2017	Dec. 31, 2016	Jul. 31, 2016	Jul. 21, 2016	Mar. 21, 2016	Jan. 28, 2016
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		0	4,500,000	4,500,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)		$ 0	$ 0.01	$ 0.01
Class of Warrant or Right, Exercised During Period, Number of Securities Called by Warrants or Rights (in shares)		0	0
Related Party Debt November 2018 note payable to Great Harbor LLC [Member]
Class of Warrant or Right [Line Items]
Debt Instrument, Unamortized Discount, Total					$ 1,214
July 2018 GH Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)						2,500,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)						$ 0.01
Common Stock, Capital Shares Reserved for Future Issuance (in shares)						2,500,000
Debt Instrument, Unamortized Discount, Total						$ 1,479
November 2018 Great Harbor Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)					$ 0.01
Common Stock, Capital Shares Reserved for Future Issuance (in shares)					2,000,000
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)					2,000,000
Escrow Warrants [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Outstanding (in shares)		0
January 2016 Golisano Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)													$ 0.01
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)													1,136,363
March 2016 Golisano Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)												$ 0.01
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)												3,181,816
Little Harbor July 2016 Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)										$ 0.01
Common Stock, Capital Shares Reserved for Future Issuance (in shares)										2,168,178
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)										2,168,178
Golisano LLC December 2016 Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)									$ 0.01
Common Stock, Capital Shares Reserved for Future Issuance (in shares)									1,136,363
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)									1,136,363
Golisano LLC March 2017 Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)								$ 0.01
Common Stock, Capital Shares Reserved for Future Issuance (in shares)								1,484,847
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)								1,484,847
Golisano Warrants [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)											2,168,178
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)											$ 0.01
Common Stock, Capital Shares Reserved for Future Issuance (in shares)											2,168,178
January 2016 GH Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)													$ 0.01
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)													1,136,363
March 2016 GH Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)												$ 0.01
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)												3,181,816
December 2016 GH Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)									$ 0.01
Common Stock, Capital Shares Reserved for Future Issuance (in shares)									1,136,363
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)									1,136,363
August 2017 GH Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)	$ 0.01
Common Stock, Capital Shares Reserved for Future Issuance (in shares)	1,363,636
Class of Warrant or Right, Exercised During Period (in shares)	0
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)	1,363,636
Golisano LLC 2018 Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)							$ 0.01
Common Stock, Capital Shares Reserved for Future Issuance (in shares)							1,818,182
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)							1,818,182
February 2018 GH Warrant [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)							$ 0.01
Common Stock, Capital Shares Reserved for Future Issuance (in shares)							1,818,182
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)							1,818,182