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Note 13 - Benefit Plans (Details Textual) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Mar. 15, 2019 | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Defined Contribution Plan, Employer Matching Contribution, Percent of Match |  | 1.00% |
Defined Contribution Plan, Employer Matching Contribution for Employee's Contribution Between Two and Six Percent, Percent of Match |  | 50.00% |
Defined Contribution Plan, Service Hours Required by Eligible Employees to Receive Additional Contributions |  | 1,000 |
Defined Contribution Plan, Minimum Age for Eligibility (Year) |  | 19 years |
Defined Contribution Plan, Employer Matching Contribution, Vesting Period (Year) |  | 2 years |
The 401(k) Plan [Member] |  |  |
Defined Contribution Plan, Cost |  | $ 1,200 | $ 1,200
Supplemental Employee Retirement Plan [Member] |  |  |
Defined Contribution Plan, Cost |  | 126 | 151
Defined Contribution Plan, Number of Employees | 3 |  |
Defined Contribution Plan, Retirement Benefits Payable, Number of Monthly Payments | 180 |  |
Liability, Retirement and Postemployment Benefits |  | $ 1,000 | $ 894
Minimum [Member] |  |  |
Defined Contribution Plan, Stated Percentage of Employees Contribution |  | 2.00% |
Maximum [Member] |  |  |
Defined Contribution Plan, Stated Percentage of Employees Contribution |  | 6.00% |

X
- Definition The percentage the employer matches of the employee's percentage contribution between two and six percent. + References No definition available. + Details
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X
- Definition The period of time over which the employer's matching contributions vest under the benefit plan. + References No definition available. + Details
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X
- Definition The minimum age an employee must be in order to participate in the benefit plan. + References No definition available. + Details
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X
- Definition The number of fixed, monthly payments under the retirement benefit plan. + References No definition available. + Details
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- Definition The number of hours of service required by eligible employees in order to receive additional contributions from the employer under the benefit plan. + References No definition available. + Details
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X
- Definition Represents state percentage of employees contribution for defined contribution plan. + References No definition available. + Details
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X
- Definition Amount of cost for defined contribution plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 70 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480794/715-70-50-1 + Details
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X
- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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X
- Definition Number of employees eligible to participate in defined contribution plan. + References No definition available. + Details
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- Definition Amount of liability, recognized in statement of financial position, for pension, other postretirement and postemployment benefits. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(15)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480535/715-20-45-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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