Note D - Loans and Allowance for Loan Losses - Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Loans	$ 734,901	$ 585,752
Less: Allowance for loan losses	(7,699)	(6,648)
Loans, net	727,202	579,104
Residential Portfolio Segment [Member]
Loans	286,022	223,875
Commercial Real Estate Portfolio Segment [Member]
Loans	214,007	169,312
Commercial Real Estate Portfolio Segment [Member] \| Commercial Real Estate Owner Occupied [Member]
Loans	77,605	73,458
Commercial Real Estate Portfolio Segment [Member] \| Commercial Real Estate Nonowner Occupied [Member]
Loans	90,532	72,002
Commercial Real Estate Portfolio Segment [Member] \| Construction Loans [Member]
Loans	45,870	23,852
Commercial and Industrial Portfolio Segment [Member]
Loans	100,589	81,936
Consumer Portfolio Segment [Member]
Loans	134,283	110,629
Consumer Portfolio Segment [Member] \| Automobile Loan [Member]
Loans	59,772	44,566
Consumer Portfolio Segment [Member] \| Home Equity Loan [Member]
Loans	20,861	20,841
Consumer Portfolio Segment [Member] \| Other Consumer Loans [Member]
Loans	$ 53,650	$ 45,222

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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