Note 10 - Other Comprehensive Loss (Details Textual) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent	$ 0		$ 0
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent	$ (7,416)	$ 1,757	$ (8,713)	$ 3,633
AOCI, Derivative Qualifying as Hedge, Excluded Component, Parent [Member]
OCI, before Reclassifications, before Tax, Attributable to Parent		254		254
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member]
Reclassification from AOCI, Current Period, before Tax, Attributable to Parent		374		371
AOCI, Debt Securities, Available-for-Sale, and Excluded Fair Value Hedge, Parent [Member]
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent		186		185
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent		$ 442		$ 440

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