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v3.23.1

Note 12 - Income Taxes (Details Textual) | 3 Months Ended
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Mar. 31, 2023 | Mar. 31, 2022
Effective Income Tax Rate Reconciliation, Percent | 16.80% | 23.50%
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] |  |
Open Tax Year | 2020 2021 2022 |
State and Local Jurisdiction [Member] | California Franchise Tax Board [Member] |  |
Open Tax Year | 2019 2020 2021 2022 |

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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-12 + Details
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- Definition Tax year that remains open to examination under enacted tax laws, in YYYY format. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-15 + Details
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