Financial Derivative Instruments (Details) - Cash Flow Hedging - Designated as Hedging Instrument	Dec. 31, 2019 USD ($) derivative	Dec. 31, 2018 USD ($)
June 27, 2016
Derivative [Line Items]
Fixed Rate Paid	0.893%
Notional Amount	$ 20,000,000	$ 20,000,000
Fair Value	$ 199,000	763,000
June 28, 2016
Derivative [Line Items]
Fixed Rate Paid	0.94%
Notional Amount	$ 30,000,000	30,000,000
Fair Value	$ 278,000	1,110,000
June 5, 2018, Maturity Date December 5, 2019
Derivative [Line Items]
Fixed Rate Paid	2.466%
Notional Amount	$ 0	25,000,000
Fair Value	$ 0	16,000
June 5, 2018, Maturity Date June 5, 2020
Derivative [Line Items]
Fixed Rate Paid	2.547%
Notional Amount	$ 25,000,000	25,000,000
Fair Value	$ (96,000)	(9,000)
June 5, 2018, Maturity Date December 5, 2020
Derivative [Line Items]
Fixed Rate Paid	2.603%
Notional Amount	$ 25,000,000	25,000,000
Fair Value	$ (234,000)	(60,000)
Interest Rate Swap December 5, 2019, Maturity Date December 5, 2022
Derivative [Line Items]
Fixed Rate Paid	1.779%
Notional Amount	$ 25,000,000	0
Fair Value	$ (98,000)	0
Interest Rate Swap August 2, 2019, Maturity Date August 2, 2024
Derivative [Line Items]
Fixed Rate Paid	1.59%
Notional Amount	$ 12,500,000	0
Fair Value	$ (11,000)	0
Interest Rate Swap August 5, 2019, Maturity Date August 5, 2024
Derivative [Line Items]
Fixed Rate Paid	1.42%
Notional Amount	$ 12,500,000	0
Fair Value	85,000	0
Interest Rate Swap
Derivative [Line Items]
Notional Amount	150,000,000	125,000,000
Fair Value	$ 123,000	1,820,000
Number of Positions | derivative	7
Customer Loan Swaps
Derivative [Line Items]
Notional Amount	$ 32,748,000	0
Fair Value	0	$ 0
Cash posted as collateral	3,050,000
Required collateral to be pledged	$ 1,113,000
Number of Positions	4	0
Customer Loan Swaps | Other Liabilities
Derivative [Line Items]
Notional Amount	$ 16,374,000	$ 0
Fair Value	$ (1,205,000)	$ 0
Number of Positions	2	0
Customer Loan Swaps | Other Assets
Derivative [Line Items]
Notional Amount	$ 16,374,000	$ 0
Fair Value	$ 1,205,000	$ 0
Number of Positions	2	0
Interest Rate Swap Maturity Date Prior to December 31, 2021
Derivative [Line Items]
Notional Amount	$ 100,000,000
Number of Positions	4
Interest Rate Swap Maturity Date Beyond December 31, 2021
Derivative [Line Items]
Notional Amount	$ 50,000,000
Number of Positions	3
Customer Loan Swaps Maturity Dates December 19, 2029 and October 1, 2039
Derivative [Line Items]
Number of Positions	2