CAPITAL STOCK AND EARNINGS PER SHARE - Change in Ownership of Consolidated Subsidiaries (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2020	Jun. 30, 2019
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Net (loss) income attributable to the Company	$ (2,393,000)	$ 349,000		$ (2,665,000)	$ 359,000
Change in ownership of consolidated subsidiaries, net	0		$ 3,000
Limited Partner
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Net (loss) income attributable to the Company	(2,393,000)	349,000		(2,665,000)	359,000
Change in ownership of consolidated subsidiaries, net	329,000	0		329,000	77,000
Change from net (loss) income attributable to the Company's stockholders and transfers to non-controlling interest	$ (2,064,000)	$ 349,000		$ (2,336,000)	$ 436,000