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Fair Value Measurements (Fair Value Measurement and Assumptions) (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Dec. 31, 2020
Assets: |  |
Impaired Loans | $ 1,869,000 | $ 18,361,000
Assumptions used in discounted cash flow model to determine fair value of investments classified within level 3 |  |
Charges to allowance for probable loan losses in connection with other real estate owned | 0 | 22,000
Adjustment to fair value in connection with other real estate owned | 150,000 | 1,539,000
Impaired commercial collateral dependent receivables appraisals to determine fair value within immediately preceding twelve months | 468,000 | 16,587,000
Impaired collateral dependent commercial loans with internal evaluation completed within last twelve months | 1,207,000 | 1,283,000
Fair Value, Measurements, Nonrecurring [Member] |  |
Assumptions used in discounted cash flow model to determine fair value of investments classified within level 3 |  |
Change in net provision, impaired loans |  | (86,000)
Change in net provision, other real estate owned | 150,000 | 1,539,000
Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets: |  |
Watch-List doubtful loans |  | 393,000
Non-financial assets: |  |
Other real estate owned | 1,184,000 | 6,241,000
Fair Value, Measurements, Nonrecurring [Member] | Estimate of Fair Value Measurement [Member] |  |
Assets: |  |
Watch-List doubtful loans |  | 393,000
Non-financial assets: |  |
Other real estate owned | $ 1,184,000 | $ 6,241,000

X
- Definition Amount of increase (decrease) of allowance reserve for credit losses in connection with loans transferred to other real estate owned. + References No definition available. + Details
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- Definition Reflects the amount of charge-off related to a loan prior to foreclosure. + References No definition available. + Details
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- Definition Carrying amount as of the balance sheet date of change in Provision of other real estate and foreclosed assets. Other real estate may include real estate investments, real estate loans that qualify as investments in real estate. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings. + References No definition available. + Details
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