Loans - Restructured in Troubled Debt (Details) $ in Thousands	3 Months Ended
Mar. 31, 2020 USD ($) loan	Mar. 31, 2019 loan	Dec. 31, 2019 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	23		23
Loan Balance	$ 9,597		$ 9,802
Specific Reserve	$ 350		$ 358
Number of loans, period of time \| loan	0	0
Commercial, industrial and agricultural
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	10		10
Loan Balance	$ 3,032		$ 3,093
Specific Reserve	$ 34		$ 28
Commercial mortgages
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	13		13
Loan Balance	$ 6,565		$ 6,709
Specific Reserve	$ 316		$ 330
Residential real estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	0		0
Loan Balance	$ 0		$ 0
Specific Reserve	$ 0		$ 0
Consumer
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	0		0
Loan Balance	$ 0		$ 0
Specific Reserve	$ 0		$ 0
Credit cards
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	0		0
Loan Balance	$ 0		$ 0
Specific Reserve	$ 0		$ 0

Financing Receivable, Modifications, Number of Loans

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+ References

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+ References

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

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Amount of financing receivable modified as troubled debt restructuring.

+ 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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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=118939409&loc=d3e18845-111554

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