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