Note D - Loans and Allowance for Loan Losses - Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Loans	$ 777,052	$ 769,319
Less: Allowance for loan losses	(6,728)	(7,499)
Loans, net	770,324	761,820
Residential Portfolio Segment [Member]
Loans	304,079	309,163
Commercial Real Estate Portfolio Segment [Member]
Loans	216,360	213,446
Commercial Real Estate Portfolio Segment [Member] \| Commercial Real Estate Owner Occupied [Member]
Loans	61,694	73,573
Commercial Real Estate Portfolio Segment [Member] \| Commercial Real Estate Nonowner Occupied [Member]
Loans	117,188	101,571
Commercial Real Estate Portfolio Segment [Member] \| Construction Loans [Member]
Loans	37,478	38,302
Commercial and Industrial Portfolio Segment [Member]
Loans	113,243	107,089
Consumer Portfolio Segment [Member]
Loans	143,370	139,621
Consumer Portfolio Segment [Member] \| Automobile Loan [Member]
Loans	70,226	68,626
Consumer Portfolio Segment [Member] \| Home Equity Loan [Member]
Loans	22,512	21,431
Consumer Portfolio Segment [Member] \| Other Consumer Loans [Member]
Loans	$ 50,632	$ 49,564

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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