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Fair Value Measurements, Measured On A Recurring And Nonrecurring Basis (Details) - USD ($) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2021 | Dec. 31, 2020
Fair value assets and liabilities measured on non-recurring basis [Abstract] |  |
Impaired loans, estimated selling cost | $ 309,000 | $ 356,000
Recurring [Member] |  |
Assets [Abstract] |  |
Equity securities | 2,219,000 | 1,931,000
Available for sale securities [Abstract] |  |
U.S. Agency Securities | 68,256,000 | 81,416,000
U.S. Treasury securities | 103,719,000 | 28,043,000
Obligations of state and political subdivisions | 108,831,000 | 102,972,000
Corporate obligations | 10,937,000 | 6,509,000
Mortgage-backed securities in government sponsored entities | 105,300,000 | 76,249,000
Other Assets [Abstract] |  |
Derivative instruments | 3,390,000 | 1,111,000
Liabilities [Abstract] |  |
Derivative instruments | (1,913,000) | (1,122,000)
Recurring [Member] | Level I [Member] |  |
Assets [Abstract] |  |
Equity securities | 2,219,000 | 1,931,000
Available for sale securities [Abstract] |  |
U.S. Agency Securities | 0 | 0
U.S. Treasury securities | 103,719,000 | 28,043,000
Obligations of state and political subdivisions | 0 | 0
Corporate obligations | 0 | 0
Mortgage-backed securities in government sponsored entities | 0 | 0
Other Assets [Abstract] |  |
Derivative instruments | 0 | 0
Liabilities [Abstract] |  |
Derivative instruments | 0 | 0
Recurring [Member] | Level II [Member] |  |
Assets [Abstract] |  |
Equity securities | 0 | 0
Available for sale securities [Abstract] |  |
U.S. Agency Securities | 68,256,000 | 81,416,000
U.S. Treasury securities | 0 | 0
Obligations of state and political subdivisions | 108,831,000 | 102,972,000
Corporate obligations | 10,937,000 | 6,509,000
Mortgage-backed securities in government sponsored entities | 105,300,000 | 76,249,000
Other Assets [Abstract] |  |
Derivative instruments | 3,390,000 | 1,111,000
Liabilities [Abstract] |  |
Derivative instruments | (1,913,000) | (1,122,000)
Recurring [Member] | Level III [Member] |  |
Assets [Abstract] |  |
Equity securities | 0 | 0
Available for sale securities [Abstract] |  |
U.S. Agency Securities | 0 | 0
U.S. Treasury securities | 0 | 0
Obligations of state and political subdivisions | 0 | 0
Corporate obligations | 0 | 0
Mortgage-backed securities in government sponsored entities | 0 | 0
Other Assets [Abstract] |  |
Derivative instruments | 0 | 0
Liabilities [Abstract] |  |
Derivative instruments | 0 | 0
Nonrecurring [Member] |  |
Fair value assets and liabilities measured on non-recurring basis [Abstract] |  |
Impaired Loans | 3,031,000 | 3,243,000
Other real estate owned | 631,000 | 1,700,000
Nonrecurring [Member] | Level I [Member] |  |
Fair value assets and liabilities measured on non-recurring basis [Abstract] |  |
Impaired Loans | 0 | 0
Other real estate owned | 0 | 0
Nonrecurring [Member] | Level II [Member] |  |
Fair value assets and liabilities measured on non-recurring basis [Abstract] |  |
Impaired Loans | 0 | 0
Other real estate owned | 0 | 0
Nonrecurring [Member] | Level III [Member] |  |
Fair value assets and liabilities measured on non-recurring basis [Abstract] |  |
Impaired Loans | 3,031,000 | 3,243,000
Other real estate owned | $ 631,000 | $ 1,700,000

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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
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- Definition Carrying amount as of the balance sheet date of all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings or defeasance; includes real and personal property; equity interests in corporations, partnerships, and joint ventures; and beneficial interests in trusts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=123577603&loc=d3e5162-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=124259787&loc=d3e4437-111522 + Details
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