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Non-Performing Assets Including Troubled Debt Restructurings (TDR) - Loans in accrual and non-accrual status (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2021 loan | Jun. 30, 2020 loan | Jun. 30, 2019 loan | Jun. 30, 2021 USD ($) loan | Jun. 30, 2020 USD ($) loan | Jun. 30, 2019 loan
Schedule of TDRs |  |  |  |  |  |
Number of loans | 0 | 0 |  |  |  |
TDR subsequently default |  | 0 | 0 |  | 0 | 0
Loans in non-accrual status [Member] | Commercial and Industrial | Subsequent modification of a TDR |  |  |  |  |  |
Schedule of TDRs |  |  |  |  |  |
Number of loans |  |  |  | 1 | 1 |
Current Balance | $ |  |  |  | $ 486 | $ 750 |
Concession Granted |  |  |  | Subsequent modification of a TDR - Extension of maturity date with a below market interest rate | Subsequent modification of a TDR - Extension of maturity date with a below market interest rate |

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- Definition Trouble debt restructuring for non performing assets granted. + References No definition available. + Details
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- Definition Troubled Debt Restructuring Concession Granted. + References No definition available. + Details
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- Definition 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=121611835&loc=SL6953676-111524 + Details
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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=121611835&loc=SL6953676-111524 + Details
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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=121611835&loc=SL6953682-111524 + Details
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