Loans and the Allowance for Loan Losses, Impaired Loans (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2020	Dec. 31, 2019
Receivables [Abstract]
Unpaid Principal Balance	$ 7,116	$ 11,595
Recorded Investment, Without Valuation Allowance	4,038	6,411
Recorded Investment, With Valuation Allowance	1,926	2,033
Associated Allowance	438	481
Average Recorded Investment	6,365	8,866
Interest Income Recognized	35	149
Mortgage Loans on Real Estate [Member]
Receivables [Abstract]
Unpaid Principal Balance	6,580	11,211
Recorded Investment, Without Valuation Allowance	3,715	6,057
Recorded Investment, With Valuation Allowance	1,788	2,033
Associated Allowance	379	481
Average Recorded Investment	5,889	8,572
Interest Income Recognized	31	144
Mortgage Loans on Real Estate [Member] \| Residential 1-4 Family [Member]
Receivables [Abstract]
Unpaid Principal Balance	1,072	1,542
Recorded Investment, Without Valuation Allowance	847	1,519
Recorded Investment, With Valuation Allowance	88	89
Associated Allowance	38	39
Average Recorded Investment	941	1,416
Interest Income Recognized	4	11
Mortgage Loans on Real Estate [Member] \| Commercial [Member]
Receivables [Abstract]
Unpaid Principal Balance	5,179	9,333
Recorded Investment, Without Valuation Allowance	2,868	4,538
Recorded Investment, With Valuation Allowance	1,374	1,611
Associated Allowance	195	317
Average Recorded Investment	4,620	6,822
Interest Income Recognized	22	123
Mortgage Loans on Real Estate [Member] \| Construction [Member]
Receivables [Abstract]
Unpaid Principal Balance	86	89
Recorded Investment, Without Valuation Allowance	0	0
Recorded Investment, With Valuation Allowance	85	88
Associated Allowance	11	14
Average Recorded Investment	86	88
Interest Income Recognized	2	4
Mortgage Loans on Real Estate [Member] \| Second Mortgages [Member]
Receivables [Abstract]
Unpaid Principal Balance	243	247
Recorded Investment, Without Valuation Allowance	0	0
Recorded Investment, With Valuation Allowance	241	245
Associated Allowance	135	111
Average Recorded Investment	242	246
Interest Income Recognized	3	6
Commercial [Member] \| Commercial and Industrial Loans [Member]
Receivables [Abstract]
Unpaid Principal Balance	517	362
Recorded Investment, Without Valuation Allowance	306	354
Recorded Investment, With Valuation Allowance	138	0
Associated Allowance	59	0
Average Recorded Investment	458	273
Interest Income Recognized	4	4
Consumer [Member] \| Other Consumer Loans [Member]
Receivables [Abstract]
Unpaid Principal Balance	19	22
Recorded Investment, Without Valuation Allowance	17	0
Recorded Investment, With Valuation Allowance	0	0
Associated Allowance	0	0
Average Recorded Investment	18	21
Interest Income Recognized	$ 0	$ 1

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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5258-111524

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953550-111524

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