Note 19 - Derivative Instruments - Schedule Of Offsetting Derivative Assets And Liabilities (Details) - USD ($) $ in Thousands		Sep. 30, 2024	Dec. 31, 2023
Derivative Asset, Subject to Master Netting Arrangement, before Offset		$ 11,740	$ 8,327
Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash, Offset Against Derivative Asset		0	0
Derivative Asset, Subject to Master Netting Arrangement, after Offset		11,740	8,327
Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash Not Offset		(6,068)	(1,740)
Derivative Asset, Subject to Master Netting Arrangement, after Offset and Deduction		5,672	6,587
Derivative Liability, Subject to Master Netting Arrangement, before Offset		13,329	9,180
Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Cash Offset		0	0
Derivative Liability, Subject to Master Netting Arrangement, after Offset		13,329	9,180
Derivative Liability, Subject to Master Netting Arrangement, Asset Offset		752	550
Derivative Liability, Subject to Master Netting Arrangement, after Offset and Deduction		12,577	8,630
Interest Rate Swap, By Company [Member]
Derivative Asset, Subject to Master Netting Arrangement, before Offset	[1]	0	0
Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash, Offset Against Derivative Asset	[1]	0	0
Derivative Asset, Subject to Master Netting Arrangement, after Offset	[1]	0	0
Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash Not Offset	[1]	0	0
Derivative Asset, Subject to Master Netting Arrangement, after Offset and Deduction	[1]	0	0
Derivative Liability, Subject to Master Netting Arrangement, before Offset	[1]	1,571	649
Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Cash Offset	[1]	0	0
Derivative Liability, Subject to Master Netting Arrangement, after Offset	[1]	1,571	649
Derivative Liability, Subject to Master Netting Arrangement, Asset Offset	[1]	752	550
Derivative Liability, Subject to Master Netting Arrangement, after Offset and Deduction	[1]	819	99
Interest Rate Swap, By Dealer Bank [Member]
Derivative Asset, Subject to Master Netting Arrangement, before Offset	[1]	11,740	8,327
Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash, Offset Against Derivative Asset	[1]	0	0
Derivative Asset, Subject to Master Netting Arrangement, after Offset	[1]	11,740	8,327
Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash Not Offset	[1]	(6,068)	(1,740)
Derivative Asset, Subject to Master Netting Arrangement, after Offset and Deduction	[1]	5,672	6,587
To-be-announced Mortgage Backed Securities [Member]
Derivative Asset, Subject to Master Netting Arrangement, before Offset		0	0
Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash, Offset Against Derivative Asset		0	0
Derivative Asset, Subject to Master Netting Arrangement, after Offset		0	0
Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash Not Offset		0	0
Derivative Asset, Subject to Master Netting Arrangement, after Offset and Deduction		0	0
Derivative Liability, Subject to Master Netting Arrangement, before Offset		18	183
Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Cash Offset		0	0
Derivative Liability, Subject to Master Netting Arrangement, after Offset		18	183
Derivative Liability, Subject to Master Netting Arrangement, Asset Offset		0	0
Derivative Liability, Subject to Master Netting Arrangement, after Offset and Deduction		18	183
Interest Rate Swap, By Customer [Member]
Derivative Liability, Subject to Master Netting Arrangement, before Offset	[2]	11,740	8,348
Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Cash Offset	[2]	0	0
Derivative Liability, Subject to Master Netting Arrangement, after Offset	[2]	11,740	8,348
Derivative Liability, Subject to Master Netting Arrangement, Asset Offset	[2]	0	0
Derivative Liability, Subject to Master Netting Arrangement, after Offset and Deduction	[2]	$ 11,740	$ 8,348

[1] The Company maintains a master netting agreement with each counterparty and settles collateral on a net basis for all interest rate swaps with counterparty banks.

[2] The Company manages its net exposure on its customer loan swaps by obtaining collateral as part of the normal loan policy and underwriting practices. The Company does not post collateral to its customers as part of its contract.