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Borrowed Funds (Short-term borrowings) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Securities Sold under Agreements to Repurchase [Member] |  |  |  |
Short-term Debt [Line Items] |  |  |  |
Maximum Month End Balance | $ 67,519 | $ 33,349 | $ 67,519 | $ 33,349
Average Balance | $ 62,790 | $ 30,578 | $ 56,422 | $ 30,845
Weighted Average Interest Rate During the Period | 0.10% | 0.10% | 0.11% | 0.10%
Federal Funds Purchased [Member] |  |  |  |
Short-term Debt [Line Items] |  |  |  |
Maximum Month End Balance | $ 0 | $ 0 | $ 80 | $ 0
Average Balance | $ 0 | $ 5 | $ 2 | $ 2
Weighted Average Interest Rate During the Period | 0.52% | 0.49% | 0.40% | 0.49%

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- Definition For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1402 -Paragraph (a) Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1402 -Paragraph (b) -Subparagraph (1) + Details
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- Definition For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, maximum month-end borrowings during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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