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Loans and Allowance for Loan Losses (Allowance For Loan Losses By Segment) (Details) - USD ($) $ in Thousands	9 Months Ended		12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Financing Receivable Impaired [Line Items]
Beginning Balance	$ 7,096	$ 4,973	$ 4,973
Charge-Offs	(69)	(164)	(465)
Recoveries	238	1,097	1,131
Provision	1,183	755	1,457
Ending Balance	8,448	6,661	7,096
Ending balance: Individually evaluated for impairment	43		72
Ending balance: collectively evaluated for impairment	8,405		7,024
Ending balance	920,836		835,649
Ending balance individually evaluated for impairment	5,672		7,768
Ending balance collectively evaluated for impairment	915,164		827,881
Construction and Farmland
Financing Receivable Impaired [Line Items]
Beginning Balance	1,604	446	446
Charge-Offs			(119)
Recoveries	10		7
Provision	720		1,270
Ending Balance	2,334		1,604
Ending balance: collectively evaluated for impairment	2,334		1,604
Ending balance	74,989		58,390
Ending balance individually evaluated for impairment	263		105
Ending balance collectively evaluated for impairment	74,726		58,285
Residential Real Estate
Financing Receivable Impaired [Line Items]
Beginning Balance	1,929	1,601	1,601
Charge-Offs	(13)		(20)
Recoveries	190		275
Provision	(86)		73
Ending Balance	2,020		1,929
Ending balance: Individually evaluated for impairment	43		72
Ending balance: collectively evaluated for impairment	1,977		1,857
Ending balance	282,042		269,742
Ending balance individually evaluated for impairment	2,858		3,869
Ending balance collectively evaluated for impairment	279,184		265,873
Commercial Real Estate
Financing Receivable Impaired [Line Items]
Beginning Balance	1,645	1,991	1,991
Charge-Offs			(155)
Recoveries			302
Provision	193		(493)
Ending Balance	1,838		1,645
Ending balance: collectively evaluated for impairment	1,838		1,645
Ending balance	367,230		334,661
Ending balance individually evaluated for impairment	2,415		3,632
Ending balance collectively evaluated for impairment	364,815		331,029
Commercial
Financing Receivable Impaired [Line Items]
Beginning Balance	1,374	565	565
Charge-Offs			(49)
Recoveries	6		498
Provision	198		360
Ending Balance	1,578		1,374
Ending balance: collectively evaluated for impairment	1,578		1,374
Ending balance	129,150		140,762
Ending balance individually evaluated for impairment	118		147
Ending balance collectively evaluated for impairment	129,032		140,615
Consumer
Financing Receivable Impaired [Line Items]
Beginning Balance	198	54	54
Charge-Offs	(16)		(83)
Recoveries	22		41
Provision	214		186
Ending Balance	418		198
Ending balance: collectively evaluated for impairment	418		198
Ending balance	53,151		21,321
Ending balance individually evaluated for impairment	18		15
Ending balance collectively evaluated for impairment	53,133		21,306
All Other Loans
Financing Receivable Impaired [Line Items]
Beginning Balance	346	120	120
Charge-Offs	(40)		(39)
Recoveries	10		8
Provision	(56)		257
Ending Balance	260		346
Ending balance: collectively evaluated for impairment	260		346
Ending balance	14,274		10,773
Ending balance collectively evaluated for impairment	$ 14,274		10,773
Unallocated
Financing Receivable Impaired [Line Items]
Beginning Balance		$ 196	196
Provision			$ (196)

X

- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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