INCOME TAXES - OPERATING LOSS CARRYFORWARDS (Details)	Dec. 31, 2019 USD ($)
Federal
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 859,200,000
Net operating loss carryforwards, expire beginning 2020 through 2037	769,500,000
State
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 346,500,000