Commitments and Contingencies (Details 3) - USD ($)	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016
Customer interest rate swap, Maturing in 2020
Derivative [Line Items]
Maturity	2020
Notional Amount	$ 2,504,000	$ 2,594,000
Interest Rate Paid	1 Mo. Libor + Margin
Interest Rate Received	Fixed
Fair Value	$ (16,000)	15,000
Customer interest rate swap, Maturing in 2025
Derivative [Line Items]
Maturity	2025
Notional Amount	$ 5,288,000	5,630,000
Interest Rate Paid	1 Mo. Libor + Margin
Interest Rate Received	Fixed
Fair Value	$ 36,000	101,000
Customer interest rate swap, Maturing in 2026
Derivative [Line Items]
Maturity	2026
Notional Amount	$ 2,064,000	2,178,000
Interest Rate Paid	1 Mo. Libor + Margin
Interest Rate Received	Fixed
Fair Value	$ (44,000)	(29,000)
Customer interest rate swap, Maturing in 2027
Derivative [Line Items]
Maturity	2027
Notional Amount	$ 14,197,000	6,150,000
Interest Rate Paid	1 Mo. Libor + Margin
Interest Rate Received	Fixed
Fair Value	$ 209,000	210,000
Customer interest rate swap
Derivative [Line Items]
Notional Amount	24,053,000	16,552,000
Fair Value	$ 185,000	297,000
Third party interest rate swap, Maturing in 2020
Derivative [Line Items]
Maturity	2020
Notional Amount	$ 2,504,000	2,594,000
Interest Rate Paid	Fixed
Interest Rate Received	1 Mo. Libor + Margin
Fair Value	$ 16,000	(15,000)
Third party interest rate swap, Maturing in 2025
Derivative [Line Items]
Maturity	2025
Notional Amount	$ 5,288,000	5,630,000
Interest Rate Paid	Fixed
Interest Rate Received	1 Mo. Libor + Margin
Fair Value	$ (36,000)	(101,000)
Third party interest rate swap, Maturing in 2026
Derivative [Line Items]
Maturity	2026
Notional Amount	$ 2,064,000	2,178,000
Interest Rate Paid	Fixed
Interest Rate Received	1 Mo. Libor + Margin
Fair Value	$ 44,000	29,000
Third party interest rate swap, Maturing in 2027
Derivative [Line Items]
Maturity	2027
Notional Amount	$ 14,197,000	6,150,000
Interest Rate Paid	Fixed
Interest Rate Received	1 Mo. Libor + Margin
Fair Value	$ (209,000)	(210,000)
Third party interest rate swap
Derivative [Line Items]
Notional Amount	24,053,000	16,552,000
Fair Value	$ (185,000)	$ (297,000)

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- Definition

Derivative type of interest rate received on swap.

+ References

No definition available.

+ Details

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- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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- Definition

When the derivative or group of derivatives presented is a swap, the type of interest rate (fixed, variable, stepped, etc.) paid on the swap.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column A
-Footnote 1

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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

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- Definition

Fair value as of the balance sheet date of all derivatives not designated as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958

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