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Financial Derivative Instruments (Details) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 USD ($) instrument derivative | Dec. 31, 2019 USD ($) instrument
Interest Rate Swap |  |
Derivative [Line Items] |  |
Expense incurred from restructuring derivatives | $ 1,756,000 |
Not Designated as Hedging Instrument [Member] | Customer Loan Interest Swap |  |
Derivative [Line Items] |  |
Collateral posted, securities | $ 10,000,000 |
Cash Flow Hedging | Designated as Hedging Instrument | June 27, 2016 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 0.893% |
Notional Amount | $ 20,000,000 | $ 20,000,000
Fair Value | $ (76,000) | 199,000
Cash Flow Hedging | Designated as Hedging Instrument | June 28, 2016 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 0.94% |
Notional Amount | $ 30,000,000 | 30,000,000
Fair Value | $ (121,000) | 278,000
Cash Flow Hedging | Designated as Hedging Instrument | June 5, 2018, Maturity Date June 5, 2020 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 2.547% |
Notional Amount | $ 0 | 25,000,000
Fair Value | $ 0 | (96,000)
Cash Flow Hedging | Designated as Hedging Instrument | June 5, 2018, Maturity Date December 5, 2020 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 2.603% |
Notional Amount | $ 0 | 25,000,000
Fair Value | $ 0 | (234,000)
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap December 5, 2019, Maturity Date December 5, 2022 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 1.779% |
Notional Amount | $ 0 | 25,000,000
Fair Value | $ 0 | (98,000)
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap August 2, 2019, Maturity Date August 2, 2024 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 1.59% |
Notional Amount | $ 12,500,000 | 12,500,000
Fair Value | $ (626,000) | (11,000)
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap August 5, 2019, Maturity Date August 5, 2024 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 1.42% |
Notional Amount | $ 12,500,000 | 12,500,000
Fair Value | (550,000) | 85,000
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap |  |
Derivative [Line Items] |  |
Notional Amount | 260,000,000 | 150,000,000
Fair Value | $ (6,242,000) | 123,000
Number of Positions | derivative | 11 |
Cash Flow Hedging | Designated as Hedging Instrument | Customer Loan Swaps |  |
Derivative [Line Items] |  |
Fair Value | $ 0 | $ 0
Number of Positions | instrument | 10 | 4
Derivative notional amount | $ 65,974,000 | $ 32,748,000
Collateral posted, cash | 3,100,000 |
Required collateral to be pledged | 9,011,000 |
Cash Flow Hedging | Designated as Hedging Instrument | Customer Loan Swaps | Other Liabilities |  |
Derivative [Line Items] |  |
Fair Value | $ (2,640,000) | $ (1,205,000)
Number of Positions | instrument | 5 | 2
Derivative notional amount | $ 32,987,000 | $ 16,374,000
Cash Flow Hedging | Designated as Hedging Instrument | Customer Loan Swaps | Other Assets |  |
Derivative [Line Items] |  |
Fair Value | $ 2,640,000 | $ 1,205,000
Number of Positions | instrument | 5 | 2
Derivative notional amount | $ 32,987,000 | $ 16,374,000
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap Maturity Date Prior to December 31, 2021 |  |
Derivative [Line Items] |  |
Notional Amount | $ 50,000,000 |
Number of Positions | instrument | 2 |
Cash Flow Hedging | Designated as Hedging Instrument | Customer Loan Swaps Maturity Dates December 19, 2029 and October 1, 2039 |  |
Derivative [Line Items] |  |
Number of Positions | derivative | 5 |
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap February 12, 2023 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 1.486% |
Notional Amount | $ 25,000,000 | 0
Fair Value | $ (695,000) | 0
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap February 12, 2024 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 1.477% |
Notional Amount | $ 25,000,000 | 0
Fair Value | $ (972,000) | 0
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap June 28, 2026 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 1.158% |
Notional Amount | $ 50,000,000 | 0
Fair Value | $ (1,872,000) | 0
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap March 13, 2025 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 0.855% |
Notional Amount | $ 25,000,000 | 0
Fair Value | $ (551,000) | 0
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap March 13, 2030 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 1.029% |
Notional Amount | $ 20,000,000 | 0
Fair Value | $ (339,000) | 0
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap April 07, 2023 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 0.599% |
Notional Amount | $ 20,000,000 | 0
Fair Value | $ (185,000) | 0
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap April 07, 2024 |  |
Derivative [Line Items] |  |
Fixed Rate Paid | 0.643% |
Notional Amount | $ 20,000,000 | 0
Fair Value | (255,000) | $ 0
Cash Flow Hedging | Designated as Hedging Instrument | Customer Loan Interest Swap |  |
Derivative [Line Items] |  |
Notional Amount | $ 65,974,000 |
Number of Positions | derivative | 5 |
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap Maturity Date Prior to June 30, 2023 |  |
Derivative [Line Items] |  |
Notional Amount | $ 45,000,000 |
Number of Positions | instrument | 2 |
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap Maturity Date Beyond June 30, 2023 |  |
Derivative [Line Items] |  |
Notional Amount | $ 165,000,000 |
Number of Positions | instrument | 7 |

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