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Loans - Schedule of Troubled Debt Restructuring (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019 USD ($) Number	Sep. 30, 2018 USD ($) Number	Sep. 30, 2019 USD ($) Number	Sep. 30, 2018 USD ($) Number
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings - Number of Contracts | Number	2		2
Troubled Debt Restructurings - Pre-Modification Outstanding Recorded Investment	$ 812		$ 812
Troubled Debt Restructurings - Post-Modification Outstanding Recorded Investment	812		812
Troubled Debt Restructurings - Current Modification Outstanding Recorded Investment	$ 812		$ 812
Commercial Real Estate [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings - Number of Contracts | Number
Troubled Debt Restructurings - Pre-Modification Outstanding Recorded Investment
Troubled Debt Restructurings - Post-Modification Outstanding Recorded Investment
Troubled Debt Restructurings - Current Modification Outstanding Recorded Investment
Residential and Home Equity [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings - Number of Contracts | Number
Troubled Debt Restructurings - Pre-Modification Outstanding Recorded Investment
Troubled Debt Restructurings - Post-Modification Outstanding Recorded Investment
Troubled Debt Restructurings - Current Modification Outstanding Recorded Investment
Commercial [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings - Number of Contracts | Number	2		2
Troubled Debt Restructurings - Pre-Modification Outstanding Recorded Investment	$ 812		$ 812
Troubled Debt Restructurings - Post-Modification Outstanding Recorded Investment	812		812
Troubled Debt Restructurings - Current Modification Outstanding Recorded Investment	$ 812		$ 812

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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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- Definition

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

+ 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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- Definition

Amount, before troubled debt restructuring, of financing receivable to be modified.

+ 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 of increase (decrease) in financing receivable modified from troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524

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