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Credit Quality Indicators (Details Textual) - USD ($) | Mar. 31, 2021 | Dec. 31, 2020
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Financing Receivable Recorded Investment [Line Items] |  |
Maximum commercial loan and commercial real estate relationships | $ 750,000 |
ASU 2016-13 |  |
Financing Receivable Recorded Investment [Line Items] |  |
Change in Accounting Principle, Accounting Standards Update, Adopted [true false] | true |
Residential real estate, 1-4 family residential |  |
Financing Receivable Recorded Investment [Line Items] |  |
Other real estate owned properties | $ 30,000 | $ 0
Other real estate properties in foreclosure | $ 491,000 | $ 699,000

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