Loans and the Allowance for Loan Losses, Activity In Period (Details) $ in Thousands		3 Months Ended		6 Months Ended		12 Months Ended
		Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) Period	Jun. 30, 2019 USD ($)	Dec. 31, 2019 USD ($) Period	Jun. 30, 2020 USD ($) qtr	Dec. 31, 2019 USD ($)
Changes in Accounting Methodology [Abstract]
Number of migration periods | Period				8		8
Number of quarters remains on each migration period | qtr							12
Allowance for loan losses by segment [Roll Forward]
Beginning Balance				$ 9,660	$ 10,111	$ 10,111
Charges-offs				(1,110)		(1,398)
Recoveries				551		629
Provision for loan losses		$ 300	$ 787	600	1,013	318
Ending Balance		9,701		9,701		9,660
Individually evaluated for impairment							$ 438	$ 481
Collectively evaluated for impairment							9,263	9,179
Purchased credit-impaired loans							0	0
Ending Balance		9,701		9,701	10,111	10,111	9,701	9,660
Loan Balances [Abstract]
Individually evaluated for impairment							5,964	8,444
Collectively evaluated for impairment							850,562	739,336
Purchased credit-impaired loans							87	85
Ending Balance							856,613	747,865
Commercial and Industrial [Member]
Allowance for loan losses by segment [Roll Forward]
Beginning Balance				1,244	2,340	2,340
Charges-offs				(9)		0
Recoveries				7		10
Provision for loan losses				(311)		(1,106)
Ending Balance		931		931		1,244
Individually evaluated for impairment							59	0
Collectively evaluated for impairment							872	1,244
Purchased credit-impaired loans							0	0
Ending Balance		931		931	2,340	2,340	931	1,244
Loan Balances [Abstract]
Individually evaluated for impairment							444	354
Collectively evaluated for impairment							176,518	74,944
Purchased credit-impaired loans							87	85
Ending Balance							177,049	75,383
Real Estate [Member]
Loan Balances [Abstract]
Purchased credit-impaired loans							87	85
Ending Balance							550,058	528,910
Real Estate [Member] | Construction [Member]
Allowance for loan losses by segment [Roll Forward]
Beginning Balance				258	156	156
Charges-offs				0		0
Recoveries				0		0
Provision for loan losses				41		102
Ending Balance		299		299		258
Individually evaluated for impairment							11	14
Collectively evaluated for impairment							288	244
Purchased credit-impaired loans							0	0
Ending Balance		299		299	156	156	299	258
Loan Balances [Abstract]
Individually evaluated for impairment							85	88
Collectively evaluated for impairment							40,305	40,628
Purchased credit-impaired loans							0	0
Ending Balance							40,390	40,716
Real Estate [Member] | Mortgage [Member]
Allowance for loan losses by segment [Roll Forward]
Beginning Balance	[1]			6,168	5,956	5,956
Charges-offs	[1]			(389)		(197)
Recoveries	[1]			339		200
Provision for loan losses	[1]			633		209
Ending Balance	[1]	6,751		6,751		6,168
Individually evaluated for impairment	[1]						368	467
Collectively evaluated for impairment	[1]						6,383	5,701
Purchased credit-impaired loans	[1]						0	0
Ending Balance	[1]	6,751		6,751	5,956	5,956	6,751	6,168
Loan Balances [Abstract]
Individually evaluated for impairment	[1]						5,418	8,002
Collectively evaluated for impairment	[1]						504,250	480,192
Purchased credit-impaired loans	[1]						0	0
Ending Balance	[1]						509,668	488,194
Consumer [Member]
Allowance for loan losses by segment [Roll Forward]
Beginning Balance	[2]			1,694	1,354	1,354
Charges-offs	[2]			(491)		(776)
Recoveries	[2]			160		351
Provision for loan losses	[2]			125		765
Ending Balance	[2]	1,488		1,488		1,694
Individually evaluated for impairment	[2]						0	0
Collectively evaluated for impairment	[2]						1,488	1,694
Purchased credit-impaired loans	[2]						0	0
Ending Balance	[2]	1,488		1,488	1,354	1,354	1,488	1,694
Loan Balances [Abstract]
Individually evaluated for impairment	[2]						17	0
Collectively evaluated for impairment	[2]						123,435	137,007
Purchased credit-impaired loans	[2]						0	0
Ending Balance	[2]						123,452	137,007
Other [Member]
Allowance for loan losses by segment [Roll Forward]
Beginning Balance				296	305	305
Charges-offs				(221)		(425)
Recoveries				45		68
Provision for loan losses				112		348
Ending Balance		232		232		296
Individually evaluated for impairment							0	0
Collectively evaluated for impairment							232	296
Purchased credit-impaired loans							0	0
Ending Balance		$ 232		$ 232	$ 305	$ 305	232	296
Loan Balances [Abstract]
Individually evaluated for impairment							0	0
Collectively evaluated for impairment							6,054	6,565
Purchased credit-impaired loans							0	0
Ending Balance							$ 6,054	$ 6,565

[1] The real estate-mortgage segment includes residential 1 – 4 family, commercial real estate, second mortgages and equity lines of credit.

[2] The consumer segment includes consumer automobile loans.