Note 20 - Stock Options (Details Textual)		1 Months Ended		6 Months Ended		12 Months Ended
	Jan. 05, 2026	Dec. 31, 2021 shares	Sep. 30, 2020 shares	Dec. 31, 2025 USD ($) $ / shares shares	Dec. 31, 2024 USD ($) $ / shares shares	Jun. 30, 2025	Sep. 30, 2025 shares	Dec. 31, 2023 shares	Oct. 31, 2023 shares	Sep. 24, 2017 shares
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Payments | $				$ 0
Subsequent Event [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio	2
Employee Stock Option Plan 2017 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)		1,200,000								600,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized (in shares)		600,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)		10 years
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)		5 years
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)				89,000	80,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period (in shares)				70,500	(0)
Share-Based Payment Arrangement, Expense | $				$ 113	$ 125
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number (in shares)				426,980	329,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price (in dollars per share) | $ / shares				$ 2.82	$ 2.77
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term (Year)				2 years 21 days	2 years 7 months 2 days
Employee Stock Option Plan 2017 [Member] | Share-Based Payment Arrangement, Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage		25.00%
Director Plan 2017 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)			600,000					1,800,000	1,200,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)			5 years
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)				0	0
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period (in shares)				40,000	(0)
Share-Based Payment Arrangement, Expense | $					$ 0
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number (in shares)				902,321	862,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price (in dollars per share) | $ / shares				$ 2.91	$ 2.62
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term (Year)				2 years 4 months 2 days	2 years 4 months 17 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares (in shares)					0		0
Minimum [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term (Year)				2 years 6 months
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate				3.15%		0.11%
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate				46.70%	47.30%
Maximum [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term (Year)				3 years 3 months
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate				4.59%		4.59%
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate				72.20%	73.90%