Note 16 - Components of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated other comprehensive loss		$ (85,996)	$ (102,692)	$ (4,734)
Tax effect	[1]	18,059	21,565	994
Accumulated other comprehensive (loss) income, net of tax		(67,937)	(81,127)	(3,740)
Unrealized Net Holding Loss On Available-for-sale Securities [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated other comprehensive loss		(84,247)	$ (102,692)	$ (4,734)
Unrealized Net Holding Loss on Interest Rate Swaps [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated other comprehensive loss		$ (1,749)

[1] At tax rates of 21%