FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 3) (USD $)	Jun. 30, 2013	Dec. 31, 2012
Liabilities:
SID bonds	$ 2,868,000	$ 2,868,000
Variable-rate debt that has been swapped to a fixed rate	172,000,000
Carrying Amount
Assets:
Notes receivable, net	22,976,000	27,953,000
Tax indemnity receivable, including interest	313,925,000	319,622,000
Liabilities:
Fixed-rate debt	158,310,000	158,636,000
Variable-rate debt	515,497,000	479,964,000
SID bonds	41,723,000	49,712,000
Total mortgages, notes and loans payable	715,530,000	688,312,000
Estimated Fair Value
Assets:
Notes receivable, net	22,976,000	27,953,000
Liabilities:
Fixed-rate debt	152,610,000	158,879,000
Variable-rate debt	515,497,000	479,964,000
SID bonds	47,665,000	56,475,000
Total mortgages, notes and loans payable	$ 715,772,000	$ 695,318,000