Note C - Loans and Allowance for Loan Losses - Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Loans	$ 772,774	$ 777,052
Less: Allowance for loan losses	(6,272)	(6,728)
Loans, net	766,502	770,324
Residential Portfolio Segment [Member]
Loans	310,253	304,079
Commercial Real Estate Portfolio Segment [Member]
Loans	222,136	216,360
Commercial Real Estate Portfolio Segment [Member] \| Commercial Real Estate Owner Occupied [Member]
Loans	55,825	61,694
Commercial Real Estate Portfolio Segment [Member] \| Commercial Real Estate Nonowner Occupied [Member]
Loans	131,398	117,188
Commercial Real Estate Portfolio Segment [Member] \| Construction Loans [Member]
Loans	34,913	37,478
Commercial and Industrial Portfolio Segment [Member]
Loans	100,023	113,243
Consumer Portfolio Segment [Member]
Loans	140,362	143,370
Consumer Portfolio Segment [Member] \| Automobile Loan [Member]
Loans	63,770	70,226
Consumer Portfolio Segment [Member] \| Home Equity Loan [Member]
Loans	22,882	22,512
Consumer Portfolio Segment [Member] \| Other Consumer Loans [Member]
Loans	$ 53,710	$ 50,632

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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