Consolidated Statements of Income - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Interest Income
Interest and fees on loans	$ 78,872,000	$ 61,743,000
Interest and dividends on investments securities
U.S. government agencies and corporations	37,000	62,000
Mortgage-backed securities	438,000	350,000
Other	874,000	643,000
Interest on federal funds sold	2,312,000	134,000
Total Interest Income	83,845,000	64,199,000
Interest Expense
Interest on interest bearing DDA deposits	601,000	229,000
Interest on savings and NOW deposits	203,000	165,000
Interest on money market deposits	1,547,000	772,000
Interest on time deposits	8,202,000	7,613,000
Interest on Federal Home Loan Bank advances	347,000	0
Interest on subordinated debt	2,936,000	1,884,000
Total Interest Expense	13,836,000	10,663,000
Net Interest Income	70,009,000	53,536,000
Provision for (recovery of) loan losses	2,398,000	(1,175,000)
Net interest income after provision for (recovery of) loan losses	67,611,000	54,711,000
Non-Interest Income
Deposit account service charges	2,420,000	2,426,000
Bank owned life insurance income	1,008,000	900,000
Loan swap fee income	619,000	83,000
Net gain on held-to-maturity securities	4,000	6,000
Net gain (loss) on sale of loans	(168,000)	847,000
Other fee income	951,000	1,848,000
Total Non-Interest Income	4,834,000	6,110,000
Non-Interest Expense
Salaries and employee benefits	23,801,000	19,305,000
Furniture and equipment expenses	2,786,000	2,468,000
Advertising and marketing	2,304,000	1,565,000
Occupancy expenses	1,471,000	1,541,000
Outside services	2,075,000	1,394,000
Franchise tax	1,430,000	1,544,000
FDIC insurance	637,000	1,051,000
Data processing	1,303,000	1,189,000
Administrative expenses	872,000	685,000
Other real estate expenses, net	38,000	84,000
Other operating expenses	2,340,000	2,039,000
Total Non-Interest Expense	39,057,000	32,865,000
Income before income taxes	33,388,000	27,956,000
Income Tax Expense	6,714,000	5,785,000
Net Income	26,674,000	22,171,000
Preferred Stock Dividends	2,156,000	2,156,000
Net Income available to common shareholders	$ 24,518,000	$ 20,015,000
Net Income per common share:
Basic (in dollars per share)	$ 3.26	$ 2.65
Diluted (in dollars per share)	$ 3.26	$ 2.65
US States and Political Subdivisions Debt Securities [Member]
Interest and dividends on investments securities
Tax-exempt securities	$ 1,058,000	$ 1,060,000
Taxable securities	$ 254,000	$ 207,000