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DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES - Offsetting Assets and Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Derivative [Line Items]
Cash Collateral Pledged	$ 28,350	$ 10,700
MNA counterparty
Derivative [Line Items]
Cash Collateral Pledged	28,350	10,700
Customer loan derivative liability
Derivative [Line Items]
Derivative liabilities	(28,753)	(8,046)
Customer loan derivative liability | MNA counterparty
Derivative [Line Items]
Derivative liabilities	(17,129)	(4,669)
Customer loan derivative liability | RPA counterparty
Derivative [Line Items]
Derivative liabilities	(11,624)	(3,377)
Customer loan derivative asset
Derivative [Line Items]
Derivative Assets	28,753	8,046
Customer loan derivative asset | MNA counterparty
Derivative [Line Items]
Derivative Assets	17,129	4,669
Customer loan derivative asset | RPA counterparty
Derivative [Line Items]
Derivative Assets	$ 11,624	$ 3,377

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- Definition

Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities.

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