Note 21 - Other Comprehensive Income (Loss) - Schedule of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Change in fair value		$ 19,497	$ (19,075)	$ 14,899	$ (23,782)
Change in fair value		(4,894)	4,789	(3,740)	5,970
Change in fair value		14,603	(14,286)	11,159	(17,812)
Less: reclassification adjustment from amortization of securities transferred from AFS to HTM (1)	[1]	66	80	207	251
Less: reclassification adjustment from amortization of securities transferred from AFS to HTM (1)	[1]	(16)	(20)	(52)	(63)
Less: reclassification adjustment from amortization of securities transferred from AFS to HTM (1)	[1]	50	60	155	188
Less: reclassification adjustment for net realized losses (2)	[2]	0	0	0	0
Less: reclassification adjustment for net realized losses (2)	[2]	0	0	0	0
Less: reclassification adjustment for net realized losses (2)	[2]	0	0	0	0
Net change		19,431	(19,155)	14,692	(24,033)
Net change		(4,878)	4,809	(3,688)	6,033
Net change		14,553	(14,346)	11,004	(18,000)
Change in fair value		(616)	1,216	625	1,216
Change in fair value		706	305	(22)	305
Change in fair value		90	911	647	911
Change in fair value		(706)	(305)	22	(305)
Less: reclassified AOCI gain (loss) into interest expense (3)	[3]	253	205	785	205
Less: reclassified AOCI gain (loss) into interest expense (3)	[3]	(64)	(51)	(197)	(51)
Less: reclassified AOCI gain (loss) into interest expense (3)	[3]	189	154	588	154
Net change		(869)	1,011	(160)	1,011
Net change		770	(254)	219	(254)
Net change		(99)	757	59	757
Change in fair value		(3,068)	1,133	(872)	3,206
Change in fair value		219	(285)	40	(805)
Change in fair value		(2,849)	848	(832)	2,401
Less: reclassified AOCI gain (loss) into interest expense (4)	[4]	0	0	0	0
Less: reclassified AOCI gain (loss) into interest expense (4)	[4]	0	0	0	0
Less: reclassified AOCI gain (loss) into interest expense (4)	[4]	0	0	0	0
Net change		(3,068)	1,133	(872)	3,206
Net change		219	(285)	40	(805)
Net change		(2,849)	848	(832)	2,401
Other comprehensive income (loss)		15,494	(17,011)	13,660	(19,816)
Other comprehensive income (loss)		(3,889)	4,270	(3,429)	4,974
Other comprehensive income (loss)		11,605	(12,741)	10,231	(14,842)
Balance at June 30, 2024				(73,655)
Balance at September 30, 2024		(63,424)		(63,424)
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member]
Other comprehensive income (loss)	[5]	14,553	(14,346)	11,004	(18,000)
Balance at June 30, 2024	[5]	(76,707)	(102,201)	(73,158)	(98,547)
Other comprehensive income (loss) before reclassifications	[5]	14,603	(14,286)	11,159	(17,812)
Less: Amounts reclassified from AOCI	[5]	50	60	155	188
Balance at September 30, 2024	[5]	(62,154)	(116,547)	(62,154)	(116,547)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Other comprehensive income (loss)	[5]	(99)	757	59	757
Balance at June 30, 2024	[5]	(79)	0	(237)	0
Other comprehensive income (loss) before reclassifications	[5]	90	911	647	911
Less: Amounts reclassified from AOCI	[5]	189	154	588	154
Balance at September 30, 2024	[5]	(178)	757	(178)	757
AOCI, Derivative Qualifying as Hedge, Excluded Component, Parent [Member]
Other comprehensive income (loss)	[5]	(2,849)	848	(832)	2,401
Balance at June 30, 2024	[5]	1,757	1,459	(260)	(94)
Other comprehensive income (loss) before reclassifications	[5]	(2,849)	848	(832)	2,401
Less: Amounts reclassified from AOCI	[5]	0	0	0	0
Balance at September 30, 2024	[5]	(1,092)	2,307	(1,092)	2,307
AOCI Attributable to Parent [Member]
Other comprehensive income (loss)	[5]	11,605	(12,741)	10,231	(14,842)
Balance at June 30, 2024	[5]	(75,029)	(100,742)	(73,655)	(98,641)
Other comprehensive income (loss) before reclassifications	[5]	11,844	(12,527)	10,974	(14,500)
Less: Amounts reclassified from AOCI	[5]	239	214	743	342
Balance at September 30, 2024	[5]	$ (63,424)	$ (113,483)	$ (63,424)	$ (113,483)

[1] Reclassified into taxable and/or exempt from federal income taxes interest income on investment securities on the consolidated statements of income. Refer to “NOTE 4 Investment Securities” for further details.

[2] Reclassified into net gains (losses) on investment securities in the consolidated statements of income. Refer to “NOTE 4 Investment Securities” for further details.

[3] Reclassified into interest expense on short-term borrowings on the consolidated statements of income. Refer to “NOTE 19 Derivative Instruments” for further details.

[4] Reclassified into interest income on loans, including fees and/or interest income on taxable investment securities on the consolidated statements of income. Refer to “NOTE 19 Derivative Instruments” for further details.

[5] All amounts net of tax.