Note 30 - Parent Company Only Financial Statements - Parent Company Condensed Balance Sheets (Details) - USD ($)	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Assets [Abstract]
Cash and cash equivalents	$ 61,239,000	$ 129,893,000
Debt Securities, Trading	3,309,000	0
Investment in subsidiaries	13,000	14,000
Company-owned life insurance	36,033,000	33,236,000
Deferred income taxes, net	52,885,000	34,595,000
Other assets	84,719,000	83,432,000
Total assets	5,261,673,000	3,907,713,000	$ 3,779,637,000
us-gaap_LiabilitiesAndStockholdersEquityAbstract
Long-term debt	59,069,000	58,956,000
Accrued expenses and other liabilities	70,833,000	64,098,000
Total liabilities	4,766,263,000	3,538,586,000
Stockholders’ equity	495,410,000	369,127,000	$ 356,872,000	$ 359,403,000
Total liabilities and stockholders’ equity	5,261,673,000	3,907,713,000
Parent Company [Member]
Assets [Abstract]
Cash and cash equivalents	49,024,000	70,853,000
Debt Securities, Trading	2,915	0
Investment in subsidiaries	501,385,000	354,303,000
Company-owned life insurance	1,830	0
Deferred income taxes, net	2,546,000	757,000
Other assets	13,913,000	9,968,000
Total assets	571,613,000	435,881,000
us-gaap_LiabilitiesAndStockholdersEquityAbstract
Long-term debt	59,069,000	58,956,000
Accrued expenses and other liabilities	17,134,000	7,798,000
Total liabilities	76,203,000	66,754,000
Stockholders’ equity	495,410,000	369,127,000
Total liabilities and stockholders’ equity	$ 571,613,000	$ 435,881,000