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v3.20.1

DERIVATIVES AND HEDGING (Narrative) (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 USD ($) derivative | Mar. 31, 2019 USD ($) | Dec. 31, 2019 USD ($) derivative
Other Commitments [Line Items] |  |  |
Loss Contingency Accrual | $ 0 |  | $ 0
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred | 600,000 |  |
Customer Loan Swaps |  |  |
Other Commitments [Line Items] |  |  |
Cash held as collateral | 46,200,000 |  | 18,400,000
Interest Rate Lock Commitments |  |  |
Other Commitments [Line Items] |  |  |
Derivative, Notional Amount | 128,481,000 |  | 29,606,000
Unrealized Gain (Loss) on Derivatives | 1,500,000 | $ 181,000 |
Interest Rate Swap On Loans [Member] |  |  |
Other Commitments [Line Items] |  |  |
Cash held as collateral | 3,800,000.0 |  | 560,000
Derivative, Notional Amount | 100,000,000 |  | $ 100,000,000
Derivative Instrument Payment Of Interest Rate Swaps Designated As Cash Flow Hedges | 52,000 |  |
Loss on Cash Flow Hedge Ineffectiveness | 0 |  |
Interest Rate Swap On Borrowings |  |  |
Other Commitments [Line Items] |  |  |
Derivative, Notional Amount | 100,000,000 |  |
Derivative, Number of Interest Rate Swap Agreements | derivative |  |  | 2
Interest rate swaps |  |  |
Other Commitments [Line Items] |  |  |
Cash held as collateral | 13,300,000 |  | $ 8,800,000
Derivative, Notional Amount | 43,000,000 |  | 43,000,000
Derivative Instrument Payment Of Interest Rate Swaps Designated As Cash Flow Hedges | 240,000 | 152,000 |
Loss on Cash Flow Hedge Ineffectiveness | 0 | 0 |
Forward Contracts [Member] |  |  |
Other Commitments [Line Items] |  |  |
Derivative, Notional Amount | 28,356,000 |  | 11,915,000
Unrealized Gain (Loss) on Derivatives | 858,000 | $ 83,000 |
Federal home loan bank 30-day | Interest rate swaps |  |  |
Other Commitments [Line Items] |  |  |
Derivative, Notional Amount | $ 408,545,000 |  | $ 366,351,000
Derivative, Number of Instruments Held | derivative | 85 |  | 75
Commercial and Industrial Sector [Member] | Interest rate swaps |  |  |
Other Commitments [Line Items] |  |  |
Derivative, Notional Amount | $ 408,545,000 |  | $ 411,594,000
Derivative, Number of Instruments Held | derivative | 85 |  | 85
Contract, Two | Interest Rate Swap On Borrowings |  |  |
Other Commitments [Line Items] |  |  |
Derivative, Notional Amount | $ 50,000,000 |  |
Contract, Two | Interest rate swaps |  |  |
Other Commitments [Line Items] |  |  |
Derivative, Notional Amount | 10,000,000 |  | $ 10,000,000
Contract, One | Interest Rate Swap On Borrowings |  |  |
Other Commitments [Line Items] |  |  |
Derivative, Notional Amount | 50,000,000 |  |
Contract, One | Interest rate swaps |  |  |
Other Commitments [Line Items] |  |  |
Derivative, Notional Amount | $ 10,000,000 |  | $ 10,000,000

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