Note 20 - Other Comprehensive Income (Loss) - Schedule of Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Change in fair value, pre-tax amount		$ 4,628	$ (1,153)	$ 18,855	$ (4,597)
Change in fair value, tax expense (benefit)		(1,161)	290	(4,733)	1,154
Change in fair value, after-tax amount		3,467	(863)	14,122	(3,443)
Less: reclassification adjustment from amortization of securities transferred from AFS to HTM (1), pre-tax amount	[1]	42	68	95	142
Less: reclassification adjustment from amortization of securities transferred from AFS to HTM (1), tax expense (benefit)	[1]	(10)	(17)	(24)	(36)
Less: reclassification adjustment from amortization of securities transferred from AFS to HTM (1), after-tax amount	[1]	32	51	71	106
Less: reclassification adjustment for net realized losses (2), pre-tax amount	[2]	0	0	0	0
Less: reclassification adjustment for net realized losses (2), tax expense (benefit)	[2]	0	0	0	0
Less: reclassification adjustment for net realized losses (2), after-tax amount	[2]	0	0	0	0
Net change, pre-tax amount		4,586	(1,221)	18,760	(4,739)
Net change, tax expense (benefit)		(1,151)	307	(4,709)	1,190
Net change, after-tax amount		3,435	(914)	14,051	(3,549)
Change in fair value, pre-tax amount		(147)	295	(609)	1,241
Change in fair value, tax expense (benefit)		37	(109)	153	(685)
Change in fair value, after-tax amount		(110)	186	(456)	556
Less: reclassified AOCI gain (loss) into interest expense (3), pre-tax amount	[3]	0	270	(22)	532
Less: reclassified AOCI gain (loss) into interest expense (3), tax expense (benefit)	[3]	0	(68)	6	(134)
Less: reclassified AOCI gain (loss) into interest expense (3), after-tax amount	[3]	0	202	(16)	398
Net change, pre-tax amount		(147)	25	(587)	709
Net change, tax expense (benefit)		37	(41)	147	(551)
Net change, after-tax amount		(110)	(16)	(440)	158
Change in fair value, pre-tax amount		110	164	(123)	2,195
Change in fair value, tax expense (benefit)		(28)	(7)	31	(178)
Change in fair value, after-tax amount		82	157	(92)	2,017
Less: reclassified AOCI gain (loss) into interest expense (4), pre-tax amount	[4]	0	0	0	0
Less: reclassified AOCI gain (loss) into interest expense (4), tax expense (benefit)	[4]	0	0	0	0
Less: reclassified AOCI gain (loss) into interest expense (4), after-tax amount	[4]	0	0	0	0
Net change, pre-tax amount		110	164	(123)	2,195
Net change, tax expense (benefit)		(28)	(7)	31	(178)
Net change, after-tax amount		82	157	(92)	2,017
Total other comprehensive income (loss), before tax		4,549	(1,032)	18,050	(1,835)
Other comprehensive income (loss), tax expense (benefit)		(1,142)	259	(4,531)	461
Other comprehensive income (loss), net of tax		$ 3,407	$ (773)	$ 13,519	$ (1,374)

[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 5 Investment Securities” for further details.

[2] Reclassified into net gains (losses) on investment securities in the consolidated statements of income. Refer to “NOTE 5 Investment Securities” for further details.

[3] Reclassified into interest expense on short-term borrowings on the consolidated statements of income. Refer to “NOTE 25 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 25 Derivative Instruments” for further details.