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Note 2 - Summary of Significant Accounting Policies - Schedule of Earnings Per Share (Details) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Net loss from continuing operations	$ (3,330)	$ (2,925)
Less: Increase to accumulated deficit due to adjustment to Preferred Stock conversion prices	0	380
Net loss from continuing operations attributable to common stockholders	(3,330)	(3,305)
Net income (loss) from discontinued operations, net of taxes (Notes 14, 15 and 16)	11,000	(289)
Net income (loss)	$ 7,670	$ (3,594)
Basic (and diluted for net loss) (in shares)	5,308	120
Effect of dilutive Unsecured Convertible Notes (in shares)	107	0
Diluted for net income (in shares)	5,415	120

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