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Amount of realized gain (loss) on investment.

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Note 1 - Condensed Consolidated Financial Statements (Details Textual) $ / shares in Units, $ in Thousands					3 Months Ended
	Jan. 25, 2024 USD ($) shares	Nov. 22, 2023	Mar. 23, 2023 $ / shares	Nov. 22, 2022 USD ($)	Mar. 31, 2024 USD ($)	Sep. 30, 2024 $ / shares shares	Dec. 31, 2023 $ / shares shares
Treasury Stock, Shares, Acquired (in shares) \| shares	52,000
Treasury Stock, Value, Acquired, Cost Method	$ 650				$ 651
Treasury Stock, Common, Shares (in shares) \| shares	342,080					342,080	290,080
Common Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares			$ 0.6			$ 0.6	$ 0.6
Reverse Stock Split [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio			5
Alterna Capital Solutions, LLC [Member] \| Invoice Purchase and Security Agreement [Member]
Line of Credit Facility, Expiration Period (Year)		1 year		1 year
Line of Credit Facility, Maximum Borrowing Capacity				$ 15,000
FG Holdings LLC. [Member]
Realized Investment Gains (Losses)	$ (91)