Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

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Average remaining period until maturity of the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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.

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Nominal or face amount used to calculate payment on derivative.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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Amount of asset hedged in fair value hedging relationship.

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Amount of cumulative increase (decrease) in fair value of hedged asset in fair value hedge, attributable to hedged risk.

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DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Apr. 30, 2020	Nov. 30, 2019	Mar. 31, 2019
Derivative [Line Items]
Notional Amount	$ 876,603	$ 580,372
Estimated Fair Value Asset (Liability)	52	(743)
Interest rate swap on deposits
Derivative [Line Items]
Notional Amount	50,000		$ 25,000	$ 50,000	$ 50,000
Hedged Asset, Fair Value Hedge	40,209	39,026
Cumulative amount of fair value hedging adjustment in carrying amount	3,019	523
Fair Value Hedging \| Interest rate swap on deposits
Derivative [Line Items]
Notional Amount	37,200
Designated as hedging instrument \| Cash flow hedges
Derivative [Line Items]
Notional Amount	75,000	100,000
Estimated Fair Value Asset (Liability)	(2,664)	(1,311)
Designated as hedging instrument \| Cash flow hedges \| Interest rate cap agreements
Derivative [Line Items]
Notional Amount	$ 75,000
Weighted Average Maturity (in years)	4 years
Estimated Fair Value Asset (Liability)	$ (2,664)
Designated as hedging instrument \| Cash flow hedges \| Interest rate swap on deposits
Derivative [Line Items]
Notional Amount		$ 100,000
Weighted Average Maturity (in years)		4 years 7 months 6 days
Estimated Fair Value Asset (Liability)		$ (1,311)
Designated as hedging instrument \| Fair Value Hedging
Derivative [Line Items]
Notional Amount	37,190	37,190
Estimated Fair Value Asset (Liability)	2,789	593
Designated as hedging instrument \| Fair Value Hedging \| Interest rate swap on deposits
Derivative [Line Items]
Notional Amount	$ 37,190	$ 37,190
Weighted Average Maturity (in years)	8 years 7 months 6 days	9 years 7 months 6 days
Estimated Fair Value Asset (Liability)	$ 2,789	$ 593
Designated as hedging instrument \| Economic hedges
Derivative [Line Items]
Notional Amount	761,093	421,434
Estimated Fair Value Asset (Liability)	(95)	(84)
Designated as hedging instrument \| Economic hedges \| Forward sale commitments
Derivative [Line Items]
Notional Amount	$ 50,629	$ 11,228
Weighted Average Maturity (in years)	2 months 12 days	1 month 6 days
Estimated Fair Value Asset (Liability)	$ (95)	$ (84)
Designated as hedging instrument \| Economic hedges \| Customer loan derivative liability \| MNA counterparty
Derivative [Line Items]
Notional Amount	$ 235,947	$ 135,598
Weighted Average Maturity (in years)	6 years 9 months 18 days	7 years 6 months
Estimated Fair Value Asset (Liability)	$ (15,938)	$ (4,669)
Designated as hedging instrument \| Economic hedges \| Customer loan derivative liability \| RPA counterparty
Derivative [Line Items]
Notional Amount	$ 119,285	$ 69,505
Weighted Average Maturity (in years)	7 years 10 months 24 days	8 years 9 months 18 days
Estimated Fair Value Asset (Liability)	$ (9,957)	$ (3,377)
Designated as hedging instrument \| Economic hedges \| Customer loan derivative liability \| Customer
Derivative [Line Items]
Notional Amount	$ 355,232	$ 205,103
Weighted Average Maturity (in years)	7 years 1 month 6 days	8 years 1 month 6 days
Estimated Fair Value Asset (Liability)	$ 25,895	$ 8,046
Not designated as hedging instrument
Derivative [Line Items]
Notional Amount	3,320	21,748
Estimated Fair Value Asset (Liability)	22	59
Not designated as hedging instrument \| Interest Rate Lock Commitment
Derivative [Line Items]
Notional Amount	$ 3,320	$ 21,748
Weighted Average Maturity (in years)	1 month 6 days	1 month 6 days
Estimated Fair Value Asset (Liability)	$ 22	$ 59