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Note 15 - Profit-sharing Plan (Details Textual) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Apr. 01, 2018 | Dec. 31, 2022 | Dec. 31, 2021
Defined Contribution Plan, Cost |  | $ 142 | $ 19
Pension Plan 401(K) [Member] |  |  |
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent | 15.00% |  |
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | 50.00% |  |
Defined Contribution Plan, Employer Matching Contribution, Percent of Match | 6.00% |  |
Defined Contribution Plan, Employer Matching Contribution, Effective Percent of Match | 3.00% |  |
Registered Retirement Savings Plan [Member] |  |  |
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent | 18.00% |  |
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | 50.00% |  |
Defined Contribution Plan, Employer Matching Contribution, Percent of Match | 6.00% |  |
Defined Contribution Plan, Employer Matching Contribution, Effective Percent of Match | 3.00% |  |

X
- Definition Effective percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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- Definition Amount of cost for defined contribution plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
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- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
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- Details
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- Details
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