Loans, Troubled Debt Restructurings Segregated by Class (Details) $ in Thousands	12 Months Ended
Dec. 31, 2019 USD ($) Loan	Dec. 31, 2018 USD ($) Loan
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans \| Loan	35	40
Post-Modification Outstanding Balance	$ 9,076	$ 9,017
Commitment to extend additional credit on loans modified in TDRs	$ 82	$ 45
Defaulted restructured loans, number of loans \| Loan	3	4
Defaulted restructured loans, recorded balance	$ 527	$ 249
Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	8,133	6,915
Rate Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	0	0
Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	$ 943	$ 2,102
Commercial [Member] \| Construction [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans \| Loan	0	5
Post-Modification Outstanding Balance	$ 0	$ 2,197
Defaulted restructured loans, number of loans \| Loan	0	2
Defaulted restructured loans, recorded balance	$ 0	$ 148
Commercial [Member] \| Construction [Member] \| Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	0	2,182
Commercial [Member] \| Construction [Member] \| Rate Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	0	0
Commercial [Member] \| Construction [Member] \| Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	$ 0	$ 15
Commercial [Member] \| Real Estate [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans \| Loan	17	24
Post-Modification Outstanding Balance	$ 6,784	$ 5,387
Defaulted restructured loans, number of loans \| Loan	1	1
Defaulted restructured loans, recorded balance	$ 30	$ 17
Commercial [Member] \| Real Estate [Member] \| Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	6,105	4,004
Commercial [Member] \| Real Estate [Member] \| Rate Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	0	0
Commercial [Member] \| Real Estate [Member] \| Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	$ 679	$ 1,383
Commercial [Member] \| Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans \| Loan	17	8
Post-Modification Outstanding Balance	$ 1,829	$ 465
Defaulted restructured loans, number of loans \| Loan	1	1
Defaulted restructured loans, recorded balance	$ 34	$ 84
Commercial [Member] \| Other [Member] \| Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	1,565	465
Commercial [Member] \| Other [Member] \| Rate Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	0	0
Commercial [Member] \| Other [Member] \| Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	$ 264	$ 0
Residential [Member] \| Real Estate [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans \| Loan	1	3
Post-Modification Outstanding Balance	$ 463	$ 968
Defaulted restructured loans, number of loans \| Loan	1
Defaulted restructured loans, recorded balance	$ 463
Residential [Member] \| Real Estate [Member] \| Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	463	264
Residential [Member] \| Real Estate [Member] \| Rate Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	0	0
Residential [Member] \| Real Estate [Member] \| Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Post-Modification Outstanding Balance	$ 0	$ 704

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Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524

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Amount, after troubled debt restructuring, of modified financing receivable.

+ References

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- Definition

Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953682-111524

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Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953682-111524

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- Definition

Amount of unfunded portion of contractual agreement to lend funds to borrower for financing receivable modified as troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=118939409&loc=d3e18794-111554

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