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Note 20 - Derivative Financial Instruments (Details Textual) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025	Aug. 06, 2024	Aug. 07, 2023	Feb. 06, 2023
Advance from Federal Home Loan Bank	$ 300.0	$ 300.0
Three Month Advance Maturing May 2023 [Member]
Advance from Federal Home Loan Bank					$ 100.0
Three Month Advance Maturing November 2023 [Member]
Advance from Federal Home Loan Bank				$ 50.0
Three Month Advance Maturing November 2024 [Member]
Advance from Federal Home Loan Bank	300.0		$ 100.0
Interest Rate Swap [Member]
Derivative, Fair Value, Net	(1.6)
Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Cash Offset	$ 5.0