Note C - Loans - Allowance for Loan Losses (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Beginning Balance	$ 5,340	$ 6,153	$ 5,466
Charge-offs	(1,328)	(1,410)	(279)
Recoveries	195	475	850
Provision for allowance for loan losses		122	116
Ending Balance	4,207	5,340	6,153
Ending balance: individually evaluated for impairment	261	728	1,869
Ending balance: collectively evaluated for impairment	3,946	4,612	4,284
Ending balance: individually evaluated for impairment	13,230	26,670	34,412
Ending balance: collectively evaluated for impairment	255,719	246,676	246,037
Gaming [Member]
Beginning Balance	416	536	545
Charge-offs
Recoveries
Provision for allowance for loan losses	(193)	(120)	(9)
Ending Balance	223	416	536
Ending balance: individually evaluated for impairment
Ending balance: collectively evaluated for impairment	223	416	536
Ending balance: individually evaluated for impairment		4,687
Ending balance: collectively evaluated for impairment	19,899	21,080	26,142
Hotel/Motel [Member]
Beginning Balance	1,442	936	957
Charge-offs
Recoveries
Provision for allowance for loan losses	(663)	506	(21)
Ending Balance	779	1,442	936
Ending balance: individually evaluated for impairment
Ending balance: collectively evaluated for impairment	779	1,442	936
Ending balance: individually evaluated for impairment			4,207
Ending balance: collectively evaluated for impairment	47,294	44,112	30,675
Real Estate, Construction [Member]
Beginning Balance	429	242	265
Charge-offs	(404)
Recoveries	25	17	718
Provision for allowance for loan losses	52	170	(741)
Ending Balance	102	429	242
Ending balance: individually evaluated for impairment	20	283	145
Ending balance: collectively evaluated for impairment	82	146	97
Ending balance: individually evaluated for impairment	597	1,667	1,799
Ending balance: collectively evaluated for impairment	22,612	27,096	26,061
Real Estate, Mortgage [Member]
Beginning Balance	2,444	3,369	2,843
Charge-offs	(63)	(715)	(8)
Recoveries	4	188	29
Provision for allowance for loan losses	69	(398)	505
Ending Balance	2,454	2,444	3,369
Ending balance: individually evaluated for impairment	180	322	1,082
Ending balance: collectively evaluated for impairment	2,274	2,122	2,287
Ending balance: individually evaluated for impairment	12,228	18,122	25,160
Ending balance: collectively evaluated for impairment	129,178	122,149	133,509
Commercial And Industrial Loan [Member]
Beginning Balance	476	892	651
Charge-offs	(591)	(372)	(36)
Recoveries	55	112	11
Provision for allowance for loan losses	613	(156)	266
Ending Balance	553	476	892
Ending balance: individually evaluated for impairment	57	120	636
Ending balance: collectively evaluated for impairment	496	356	256
Ending balance: individually evaluated for impairment	390	2,170	3,228
Ending balance: collectively evaluated for impairment	30,236	25,335	23,132
Other Loan [Member]
Beginning Balance	133	178	205
Charge-offs	(270)	(323)	(235)
Recoveries	111	158	92
Provision for allowance for loan losses	122	120	116
Ending Balance	96	133	178
Ending balance: individually evaluated for impairment	4	3	6
Ending balance: collectively evaluated for impairment	92	130	172
Ending balance: individually evaluated for impairment	15	24	18
Ending balance: collectively evaluated for impairment	$ 6,500	$ 6,904	$ 6,518

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

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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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