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Credit Quality Indicators (Details Textual) - USD ($)	Mar. 31, 2021	Dec. 31, 2020
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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