MORTGAGES, NOTES AND LOANS PAYABLE (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Mortgages, notes and loans payable
Total mortgages, notes and loans payable	$ 683,804	$ 606,477
Collateralized mortgages, notes and loans payable
Mortgages, notes and loans payable
Fixed-rate debt:	159,098	83,164
Variable-rate debt:	473,778	468,100
Special Improvement District bonds
Mortgages, notes and loans payable
Fixed-rate debt:	50,928	55,213
Total mortgages, notes and loans payable	$ 50,928	$ 55,213