MORTGAGES, NOTES AND LOANS PAYABLE (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Mortgages, notes and loans payable
Deferred Financing Costs, net of accumulated amortization	$ (12,420)	$ (12,392)
Total mortgages, notes and loans payable	2,847,002	2,443,962
Deferred financing Costs, accumulated amortization	16,100	12,700
Secured Debt
Mortgages, notes and loans payable
Fixed-rate debt:	1,100,148	1,087,642
Variable-rate debt:	1,712,559	1,314,973
Amount of variable-rate debt swapped to fixed rate	183,000	209,500
Bonds
Mortgages, notes and loans payable
Fixed-rate debt:	$ 46,715	$ 53,739