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Note 2 - Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2026

Notes Tables

Schedule of Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Table Text Block]

		March 31,				December 31,
		2026				2025
Cash and cash equivalents		$	18,405			$	7,958
Restricted cash included in other assets			435				267
Total cash, cash equivalents, and restricted cash in the unaudited condensed consolidated statements of cash flows		$	18,840			$	8,225

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

		Three Months Ended March 31,
		2026				2025*
Numerator for basic and diluted income (loss) per share:
Net income (loss) from continuing operations attributable to common stockholders		$	552,403			$	(3,330	)
Net income from discontinued operations			—				11,000
Net income		$	552,403			$	7,670
Denominator for income (loss) per share:
Weighted average shares outstanding – basic (diluted for net loss)			26,015				1,062
Effect of dilutive January 2026 Pre-Funded Warrants			139,616				—
Effect of dilutive in-the-money warrants and RSUs			78				21
Weighted average shares outstanding – diluted for net income			165,709				1,083

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

		As of March 31,
		2026				2025*
Common stock equivalent of Series B Non-Voting Convertible Preferred Stock (the “Series B Preferred Stock”)			—				3
October 2025 Pre-funded Warrants			22,664				—
Stock options			—				1
Stock warrants			4				951
			22,668				955

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Tabular disclosure of the components of cash, cash equivalents, restricted cash and restricted cash equivalents.

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
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Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
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