Commitments (Details 2) - USD ($)	9 Months Ended
	Sep. 30, 2019	Dec. 31, 2018
Customer interest rate swap, Maturing in 2020
Derivative [Line Items]
Maturity	2020
Notional Amount	$ 2,337,000	$ 2,410,000
Interest Rate Paid	1 Mo. Libor + Margin
Interest Rate Received	Fixed
Fair Value	$ 5,000	(30,000)
Customer interest rate swap, Maturing in 2025
Derivative [Line Items]
Maturity	2025
Notional Amount	$ 4,652,000	4,930,000
Interest Rate Paid	1 Mo. Libor + Margin
Interest Rate Received	Fixed
Fair Value	$ 178,000	(28,000)
Customer interest rate swap, Maturing in 2026
Derivative [Line Items]
Maturity	2026
Notional Amount	$ 1,853,000	1,946,000
Interest Rate Paid	1 Mo. Libor + Margin
Interest Rate Received	Fixed
Fair Value	$ 40,000	(64,000)
Customer interest rate swap, Maturing in 2027
Derivative [Line Items]
Maturity	2027
Notional Amount	$ 13,472,000	13,790,000
Interest Rate Paid	1 Mo. Libor + Margin
Interest Rate Received	Fixed
Fair Value	$ 880,000	(54,000)
Customer interest rate swap, Maturing in 2028
Derivative [Line Items]
Maturity	2028
Notional Amount	$ 6,152,000	6,395,000
Interest Rate Paid	1 Mo. Libor + Margin
Interest Rate Received	Fixed
Fair Value	$ 673,000	268,000
Customer interest rate swap, Maturing in 2029
Derivative [Line Items]
Maturity	2029
Notional Amount	$ 3,753,000
Interest Rate Paid	1 Mo. Libor + Margin
Interest Rate Received	Fixed
Fair Value	$ 62,000
Customer interest rate swap, Maturing in 2033
Derivative [Line Items]
Maturity	2033
Notional Amount	$ 1,125,000
Interest Rate Paid	1 Mo. Libor + Margin
Interest Rate Received	Fixed
Fair Value	$ 96,000
Customer interest rate swap
Derivative [Line Items]
Notional Amount	33,344,000	29,471,000
Fair Value	$ 1,934,000	92,000
Third party interest rate swap, Maturing in 2020
Derivative [Line Items]
Maturity	2020
Notional Amount	$ 2,337,000	2,410,000
Interest Rate Paid	Fixed
Interest Rate Received	1 Mo. Libor + Margin
Fair Value	$ (5,000)	30,000
Third party interest rate swap, Maturing in 2025
Derivative [Line Items]
Maturity	2025
Notional Amount	$ 4,652,000	4,930,000
Interest Rate Paid	Fixed
Interest Rate Received	1 Mo. Libor + Margin
Fair Value	$ (178,000)	28,000
Third party interest rate swap, Maturing in 2026
Derivative [Line Items]
Maturity	2026
Notional Amount	$ 1,853,000	1,946,000
Interest Rate Paid	Fixed
Interest Rate Received	1 Mo. Libor + Margin
Fair Value	$ (40,000)	64,000
Third party interest rate swap, Maturing in 2027
Derivative [Line Items]
Maturity	2027
Notional Amount	$ 13,472,000	13,790,000
Interest Rate Paid	Fixed
Interest Rate Received	1 Mo. Libor + Margin
Fair Value	$ (880,000)	54,000
Third party interest rate swap, Maturing in 2028
Derivative [Line Items]
Maturity	2028
Notional Amount	$ 6,152,000	6,395,000
Interest Rate Paid	Fixed
Interest Rate Received	1 Mo. Libor + Margin
Fair Value	$ (673,000)	(268,000)
Third party interest rate swap, Maturing in 2029
Derivative [Line Items]
Maturity	2029
Notional Amount	$ 3,753,000
Interest Rate Paid	Fixed
Interest Rate Received	1 Mo. Libor + Margin
Fair Value	$ (62,000)
Third party interest rate swap, Maturing in 2033
Derivative [Line Items]
Maturity	2033
Notional Amount	$ 1,125,000
Interest Rate Paid	Fixed
Interest Rate Received	1 Mo. Libor + Margin
Fair Value	$ (96,000)
Third party interest rate swap
Derivative [Line Items]
Notional Amount	33,344,000	29,471,000
Fair Value	$ (1,934,000)	$ (92,000)