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Fair Values of Financial Instruments (Narrative) (Details) | 12 Months Ended
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Dec. 31, 2020 USD ($) item loan | Dec. 31, 2019 USD ($) item
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Impaired Financing Receivable, Recorded Investment |  | $ 2,144,000
Valuation allowance |  | $ 417,000
Loan [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Number of impaired loans requiring a valuation allowance | item | 0 |
Number of loans with related allowance | item |  | 2
Valuation allowance |  | $ 2,001,000
Impaired Loans, Cumulative Charge-Offs |  | 417,000
Impaired Loans [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Impaired Financing Receivable, Recorded Investment | $ 2,662,000 | $ 2,144,000
Number of impaired loans not requiring a valuation allowance | 6 | 2
Impaired Loans, Cumulative Charge-Offs | $ 652,000 | $ 251,000
Amount recognized |  | $ 0

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- Definition Cumulative amount of charge-offs against impaired financing receivables over their respective lives. + References No definition available. + Details
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- Definition Impaired Loans, Cumulative Charge-Offs, Recognized + References No definition available. + Details
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- Definition Impaired loans, Number of loans with related allowance + References No definition available. + Details
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- Definition The number of impaired loans during the period for which a valuation allowance was not required due to the estimated realizable value of the collateral exceeding the recorded investment in the loans. + References No definition available. + Details
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- Definition The number of impaired loans during the period for which a valuation allowance was required. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953550-111524 + Details
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- Definition Amount of allowance for credit losses related to recorded investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524 + Details
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- Definition For each period for which an income statement is required, disclosure of the changes in the allowance, including balances at end of period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10(4)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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