Loans and Allowance for Loan Losses (Schedule of classes of the loan portfolio by the aging categories of performing loans and nonaccrual loans) (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019	Sep. 30, 2019
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	$ 879,590	$ 771,913
Total gross loans	893,140	789,517	$ 757,098
Nonaccrual	5,858	8,921
30-59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	6,656	7,961
60-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	2,837	2,631
Greater Than 90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	4,057	7,012
Indirect automobile
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total gross loans	372,863	360,569	354,394
Commercial real estate
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total gross loans	284,862	268,640	245,704
Commercial real estate | Undisbursed construction loans
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	9,456	20,354
Total gross loans	9,456	20,354
Commercial real estate | Non-residential
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	242,332	222,953
Total gross loans	245,415	228,157
Nonaccrual	1,291	3,911
Commercial real estate | Non-residential | 30-59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	212	409
Commercial real estate | Non-residential | 60-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,580	884
Commercial real estate | Non-residential | Greater Than 90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,291	3,911
Commercial real estate | Multifamily
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	29,991	19,744
Total gross loans	29,991	20,129
Nonaccrual		385
Commercial real estate | Multifamily | Greater Than 90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due		385
Residential Real Estate
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	38,779	42,403
Total gross loans	40,605	43,726	41,344
Nonaccrual	2,684	2,341
Residential Real Estate | 30-59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	644	427
Residential Real Estate | 60-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	116
Residential Real Estate | Greater Than 90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,182	780
Commercial and industrial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	170,152	89,401
Total gross loans	170,663	90,554	88,187
Nonaccrual	422	905
Commercial and industrial | 30-59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	285	288
Commercial and industrial | 60-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due		198
Commercial and industrial | Greater Than 90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	226	667
Consumer
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total gross loans	24,147	26,028	$ 27,469
Consumer | Indirect automobile
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	365,445	351,840
Total gross loans	372,863	360,569
Nonaccrual	900	953
Consumer | Indirect automobile | 30-59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	5,473	6,494
Consumer | Indirect automobile | 60-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,049	1,294
Consumer | Indirect automobile | Greater Than 90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	896	941
Consumer | Home equity
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	14,374	15,726
Total gross loans	14,961	16,276
Nonaccrual	496	415
Consumer | Home equity | 30-59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	4	142
Consumer | Home equity | 60-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	185	91
Consumer | Home equity | Greater Than 90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	398	317
Consumer | Other consumer
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	9,061	9,492
Total gross loans	9,186	9,752
Nonaccrual	65	11
Consumer | Other consumer | 30-59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	38	201
Consumer | Other consumer | 60-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	23	48
Consumer | Other consumer | Greater Than 90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	$ 64	$ 11