Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands		Sep. 30, 2023	Dec. 31, 2022
Assets
Cash and due from banks		$ 79,538	$ 82,515
Federal funds sold and interest bearing due from banks		113,499	84,852
Total cash and cash equivalents		193,037	167,367
Mortgage loans held for sale, at fair value		6,535	2,606
Available for sale debt securities (amortized cost of $1,195,721 in 2023 and $1,297,977 in 2022, respectively)		1,020,248	1,144,617
Held to maturity debt securities (fair value of $397,418 in 2023 and $431,833 in 2022, respectively)		445,205	473,217
Federal Home Loan Bank stock, at cost		26,241	10,928
Loans	[1]	5,617,084	5,205,918
Allowance for credit losses on loans		(78,075)	(73,531)
Net loans		5,539,009	5,132,387
Premises and equipment, net		98,425	101,612
Premises held for sale		2,388	2,644
Bank owned life insurance		86,351	84,674
Accrued interest receivable		23,777	22,157
Goodwill		194,074	194,074
Other assets		246,669	134,988
Total assets		7,903,430	7,496,261
Liabilities
Non-interest bearing		1,714,918	1,950,198
Interest bearing		4,687,889	4,441,054
Total deposits		6,402,807	6,391,252
Securities sold under agreements to repurchase		113,894	133,342
Federal funds purchased		11,518	8,789
Subordinated debentures		26,641	26,343
Federal Home Loan Bank advances		350,000	50,000
Accrued interest payable		1,836	660
Other liabilities		189,816	125,443
Total liabilities		7,096,512	6,735,829
Commitments and contingent liabilities (Footnote 12)
Stockholders’ equity
Preferred stock, no par value. Authorized 1,000,000 shares; no shares issued or outstanding		0	0
Common stock, no par value. Authorized 40,000,000 shares; issued and outstanding 29,323,000 and 29,259,000 shares in 2023 and 2022, respectively		58,579	58,367
Additional paid-in capital		384,399	377,703
Retained earnings		491,845	439,898
Accumulated other comprehensive loss		(127,905)	(115,536)
Total stockholders’ equity		806,918	760,432
Total liabilities and equity		7,903,430	7,496,261
Core Deposits [Member]
Assets
Intangible		12,693	14,958
Customer Lists [Member]
Assets
Intangible		$ 8,778	$ 10,032

[1] Total loans are presented inclusive of premiums, discounts and net loan origination fees and costs.