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Fair Value (Details Textual) - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value assets liabilities transfers amount between level 1 and level 2	$ 0	$ 0
Impaired loans, unpaid principal balance with allowance recorded	1,828,000		$ 1,897,000
Impaired loans, allowance	270,000		276,000
Provision for loan losses	550,000	775,000
Troubled debt restructurings	$ 5,300,000		5,500,000
Maximum maturity period of short term borrowings	90 days
Measured Using Present Value of Cash Flows
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Troubled debt restructurings	$ 686,000		694,000
Collateral Dependent Impaired Loans
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Impaired loans, unpaid principal balance with allowance recorded	1,100,000		1,100,000
Impaired loans, allowance	223,000		$ 227,000
Provision for loan losses	$ 0	$ 66,000

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Fair value assets liabilities level 1 and level 2 transfers amount.

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Maximum maturity period of short term borrowings.

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Provision (reversal) for loan losses expensed.

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The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=82895541&loc=d3e18845-111554

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Amount of allowance for credit losses related to recorded investment.

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-Publisher FASB
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-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
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Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses.

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