Note 8 - Share-Based Compensation (Details Textual) - USD ($)	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Proceeds from Stock Options Exercised	$ 132,000	$ 0	$ 584,000
Share-Based Payment Arrangement, Exercise of Option, Tax Benefit	21,000	316,000	498,000
Share-Based Payment Arrangement, Option [Member]
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount	$ 1,500,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)	1 year 1 month 6 days
Share-Based Payment Arrangement, Expense	$ 545,000	$ 440,000	$ 997,000
Service based Stock Options [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross	253,481	54,530	96,359
Service based Stock Options [Member] \| Minimum [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)	5 years
Performance based Stock Options [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross	0	404,833	0
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)	6 years
Nonvested [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period	872,000	0	0
Share-based Compensation Arrangement by Share-based Payment Award, Nonvested Restricted Stock, Outstanding Number	829,000
Share-Based Payment Arrangement, Expense	$ 2,800,000	$ (156,000)	$ (62,000)
Share-Based Payment Arrangement, Expense	$ (2,800,000)	$ 156,000	$ 62,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period	43,000	0	0
Director Plan 2004 [Member] \| Share-Based Payment Arrangement, Option [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)	3,000,000
The 2006 Equity Incentive Plan [Member] \| Common Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)	1,800,000
The 2006 Equity Incentive Plan [Member] \| Nonvested [Member]
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount	$ 8,800,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)	2 years 3 months 10 days
The 2025 Omnibus Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)	5,000,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross	242,460
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant	4,100,000
The 2025 Omnibus Incentive Plan [Member] \| Restricted Stock Units (RSUs) [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted	672,000

Amount of expense (benefit) for award under share-based payment arrangements.

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Amount of tax benefit from exercise of option under share-based payment arrangement.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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