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Loans (Troubled debt restructurings, Rolling Twelve Months) (Details) | 12 Months Ended
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Dec. 31, 2019 USD ($) number | Dec. 31, 2018 USD ($) number | Dec. 31, 2017 USD ($) number
Mortgage Loan [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | number | 29 | 23 | 34
Recored Investment | $ | $ 3,597,000 | $ 3,262,000 | $ 3,129,000
Commercial Loan [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | number | 0 | 4 | 5
Recored Investment | $ | $ 0 | $ 2,141,000 | $ 452,000
Consumer Loan [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | number | 77 | 28 | 20
Recored Investment | $ | $ 1,118,000 | $ 341,000 | $ 249,000
Auto [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Number of Contracts | number | 3 | 0 | 0
Recored Investment | $ | $ 51,000 | $ 0 | $ 0

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- Definition [2012] Number of financing receivables that have been modified by troubled debt restructurings for the past twelve months. + References No definition available. + Details
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- Definition 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 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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 + Details
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