Loans and Allowance for Loan Losses (Schedule of Key Information for Impaired Loans) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Summary of key information for impaired loans
Unpaid Principal Balance	$ 18,584	$ 12,682
Impaired loans	17,872	12,013
Impaired loans with no related allowance for loan losses	12,433	7,344
Impaired loans with related allowance for loan losses	5,439	4,669
Related allowance for loan losses	1,828	1,438
Commercial Loan [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	13,001	8,923
Impaired loans	12,346	8,308
Impaired loans with no related allowance for loan losses	8,293	5,247
Impaired loans with related allowance for loan losses	4,053	3,061
Related allowance for loan losses	1,386	992
Commercial Loan [Member] \| Owner Occupied Re [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	2,787	2,791
Impaired loans	2,722	2,726
Impaired loans with no related allowance for loan losses	2,268	2,270
Impaired loans with related allowance for loan losses	454	456
Related allowance for loan losses	76	75
Commercial Loan [Member] \| Non Owner Occupied Re [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	7,586	4,512
Impaired loans	7,085	4,051
Impaired loans with no related allowance for loan losses	5,485	2,419
Impaired loans with related allowance for loan losses	1,600	1,632
Related allowance for loan losses	486	465
Commercial Loan [Member] \| Business Loan [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	2,628	1,620
Impaired loans	2,539	1,531
Impaired loans with no related allowance for loan losses	540	558
Impaired loans with related allowance for loan losses	1,999	973
Related allowance for loan losses	824	452
Commercial Loan [Member] \| Construction Loans [Member]
Summary of key information for impaired loans
Unpaid Principal Balance
Impaired loans
Impaired loans with no related allowance for loan losses
Impaired loans with related allowance for loan losses
Related allowance for loan losses
Consumer Loan [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	5,583	3,759
Impaired loans	5,526	3,705
Impaired loans with no related allowance for loan losses	4,140	2,097
Impaired loans with related allowance for loan losses	1,386	1,608
Related allowance for loan losses	442	446
Consumer Loan [Member] \| Other Consumer [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	144	147
Impaired loans	144	147
Impaired loans with no related allowance for loan losses
Impaired loans with related allowance for loan losses	144	147
Related allowance for loan losses	15	16
Consumer Loan [Member] \| Construction Loans [Member]
Summary of key information for impaired loans
Unpaid Principal Balance
Impaired loans
Impaired loans with no related allowance for loan losses
Impaired loans with related allowance for loan losses
Related allowance for loan losses
Consumer Loan [Member] \| Real Estate Loan [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	3,036	2,727
Impaired loans	3,030	2,720
Impaired loans with no related allowance for loan losses	1,966	1,638
Impaired loans with related allowance for loan losses	1,064	1,082
Related allowance for loan losses	362	364
Consumer Loan [Member] \| Home Equity Loan [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	2,403	885
Impaired loans	2,352	838
Impaired loans with no related allowance for loan losses	2,174	459
Impaired loans with related allowance for loan losses	178	379
Related allowance for loan losses	$ 65	$ 66

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Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

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-Publisher FASB
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-Topic 310
-SubTopic 10
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Amount of allowance for credit losses related to recorded investment.

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-Publisher FASB
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