Note 11 - Income Taxes - Summary of Provision for Federal Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Income tax expense	$ 2,136	$ 935	$ 5,021	$ 2,356
Effective tax rate	18.40%	17.20%	18.90%	17.90%

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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+ Details