INTEREST, NET (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Interest expense, net	$ (5,797)	$ (4,895)	$ (4,471)
Decrease in interest expense	1,400	1,400	1,000
Accrued interest on debt instruments	1,600	1,800
Partnership
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Interest income - Partnership	3	132	3
Interest Expense	(3,717)	(3,075)	(2,644)
Capitalized interest - Partnership	164	295	491
Funds
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Interest Expense	$ (2,247)	$ (2,247)	$ (2,321)