FAIR VALUE (Reconciliation of Warrants Using Level 3 Inputs) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Reconciliation of the beginning and ending balances of the fair value measurements using significant unobservable inputs (Level 3)
Exercises of Sponsor and Management Warrants			$ 375,613
Level 3 | Warrant
Reconciliation of the beginning and ending balances of the fair value measurements using significant unobservable inputs (Level 3)
Balance at the beginning of the period	$ 0	$ 0	332,170
Warrant liability loss (gain)	0	0	43,443
Exercises of Sponsor and Management Warrants	0	0	(375,613)
Balance at the end of the period	$ 0	$ 0	$ 0