ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 6) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Contingent Consideration [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance, beginning of period	$ 1,580	$ 0
Net income attributable to redeemable noncontrolling interests	0	0
Dividends paid to redeemable noncontrolling interests	0
Variable consideration at acquisition date		2,203
Distribution	(1,148)	(397)
Change in fair value	2,399	(226)
Balance, end of period	2,831	1,580
The amount of total income (losses) for the period included in earnings attributable to the change in unrealized losses relating to assets and liabilities still held	(2,399)	226
Employment Agreement Award [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance, beginning of period	32,323	26,965
Net income attributable to redeemable noncontrolling interests	0	0
Dividends paid to redeemable noncontrolling interests	0
Variable consideration at acquisition date		0
Distribution	(1,530)	(3,101)
Change in fair value	(5,133)	8,459
Balance, end of period	25,660	32,323
The amount of total income (losses) for the period included in earnings attributable to the change in unrealized losses relating to assets and liabilities still held	5,133	(8,459)
Redeemable Noncontrolling Interests [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance, beginning of period	10,780	12,410
Net income attributable to redeemable noncontrolling interests	1,163	575
Dividends paid to redeemable noncontrolling interests	(2,227)
Variable consideration at acquisition date		0
Distribution	0	0
Change in fair value	516	(2,205)
Balance, end of period	10,232	10,780
The amount of total income (losses) for the period included in earnings attributable to the change in unrealized losses relating to assets and liabilities still held	$ 0	$ 0