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DERIVATIVE AND HEDGING ACTIVITIES - Netting Arrangements (Details) - USD ($) $ in Thousands	1 Months Ended	2 Months Ended	3 Months Ended		6 Months Ended		12 Months Ended
	Oct. 31, 2019	Dec. 31, 2019	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Derivative Assets
Gross Amounts Presented in the Consolidated Balance Sheet		$ 5,219	$ 51,551		$ 51,551		$ 5,219
Amounts Not Offset in the Consolidated Balance Sheet		(4,557)	(9,672)		(9,672)		(4,557)
Net Amount		662	41,879		41,879		662
Derivative Liabilities
Gross Amounts Presented in the Consolidated Balance Sheet		(12,923)	(14,097)		(14,097)		(12,923)
Amounts Not Offset in the Consolidated Balance Sheet		4,557	9,672		9,672		4,557
Net Amount		$ (8,366)	$ (4,425)		$ (4,425)		$ (8,366)
Financial Designation, Predecessor and Successor [Fixed List]	Successor	Successor	Successor	Predecessor	Successor	Predecessor	Successor

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Fair value of a financial asset or other contract under master netting arrangements that have not been offset against derivative assets.

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