v3.19.3.a.u2

DERIVATIVE AND HEDGING ACTIVITIES - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Jun. 30, 2019
Derivative [Line Items]
Notional amount				$ 560,000,000.0
Net Change in Accumulated Derivative Unrealized Gain (Loss)	$ (139,000)	$ 0	$ 0
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax	0	$ 0
Collar
Derivative [Line Items]
Net Change in Accumulated Derivative Unrealized Gain (Loss)	(200,000)
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax	(100,000)
Collar | Liabilities
Derivative [Line Items]
Derivative Liability, Fair Value, Gross Liability	$ 200,000

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Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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