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Loans - TDR's by Class and Specific Reserves (Details) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2022 USD ($) loan	Jun. 30, 2021 USD ($) loan	Dec. 31, 2021 USD ($) loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	53	72	60
Balance	$ 7,484	$ 10,782	$ 8,341
Specific Reserves	$ 428	$ 660	$ 532
Commercial |    Real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	6	13	8
Balance	$ 1,155	$ 2,490	$ 1,227
Specific Reserves	$ 0	$ 166	$ 42
Commercial |    Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	1	2	1
Balance	$ 661	$ 762	$ 661
Specific Reserves	$ 8	$ 19	$ 16
Commercial |    Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	5	7	5
Balance	$ 709	$ 956	$ 765
Specific Reserves	$ 316	$ 357	$ 337
Municipal
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	0	0	0
Balance	$ 0	$ 0	$ 0
Specific Reserves	$ 0	$ 0	$ 0
Residential |    Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	0	0	0
Balance	$ 0	$ 0	$ 0
Specific Reserves	$ 0	$ 0	$ 0
Residential |    Term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	40	48	45
Balance	$ 4,958	$ 6,546	$ 5,686
Specific Reserves	$ 104	$ 118	$ 137
Home equity line of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	0	1	0
Balance	$ 0	$ 22	$ 0
Specific Reserves	$ 0	$ 0	$ 0
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	1	1	1
Balance	$ 1	$ 6	$ 2
Specific Reserves	$ 0	$ 0	$ 0

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- Definition

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+ 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 https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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-Name Accounting Standards Codification
-Topic 310
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-Section 50
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-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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