CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Cash Flow From Operating Activities:
Net loss for the period	$ (2,998)	$ (4,128)
Adjustments to reconcile net loss applicable to common shares to net cash used in operating activities:
Gain (loss) on sale of land,	48	(423)
Gain on sale of income-producing properties	(6,190)	(3,588)
Depreciation and amortization,	5,166	5,737
Provision on impairment of notes receivable and real estate assets,	0	0
Amortization of deferred borrowing costs,	2,435	898
(Earnings) losses from unconsolidated subsidiaries and investees,	(8)	73
(Increase) decrease in assets:
Accrued interest receivable,	2,018	(2,824)
Other assets,	0	0
Prepaid expense,	(613)	7
Escrow,	11,513	7,591
Earnest money,	375	0
Rent receivables,	813	(785)
Related party receivables,	0	0
Increase (decrease) in liabilities:
Accrued interest payable,	(240)	(1,500)
Related party payables,	(12,336)	8,450
Other liabilities,	(11,824)	(17,440)
Net cash used in operating activities	(11,841)	(7,932)
Cash Flow From Investing Activities:
Proceeds from notes receivable	0	8,714
Originations or advances on notes receivable	(145)	(6,000)
Acquisition of land held for development	0	(10,445)
Acquisition of income-producing properties	0	0
Proceeds from sale of income-producing properties	24,267	5,363
Proceeds from sale of land	2,537	6,034
Proceeds from sale of investment in unconsolidated real estate entities	0	0
Proceeds from sale of investments	0	114
Investment in unconsolidated real estate entities	32	(55)
Improvement of land held for development	(70)	(136)
Improvement of income-producing properties	(964)	(394)
Acquisition of non-controlling interest	0	(69)
Sales of controlling interest,	0	113
Construction and development of new properties	(115)	(3,111)
Net cash provided by investing activities	25,542	128
Cash Flow From Financing Activities:
Proceeds from notes payable	78,345	60,830
Recurring amortization of principal on notes payable	(4,335)	(5,596)
Payments on maturing notes payable	(94,725)	(57,668)
Debt assumption by buyer	0	0
Deferred financing costs	(1,496)	(1,654)
Contributions (distributions) to non-controlling interests	0	0
Common stock issuance	0	0
Preferred stock dividends - Series C	(52)	(53)
Preferred stock dividends - Series D	(222)	(224)
Net cash used in financing activities	(22,485)	(4,365)
Net decrease in cash and cash equivalents	(8,784)	(12,169)
Cash and cash equivalents, beginning of period	16,620	19,991
Supplemental disclosures of cash flow information:
Cash paid for interest	10,205	12,563
Schedule of noncash investing and financing activities:
Notes receivable received from related party	0	6,000
Related party payable/receivable for ARL cost basis sales adjustment	0	10,445
Acquisition of land for ARL cost basis sales adjustment	0	(10,445)
Sale of income-producing properties at cost basis to Parent	$ 0	$ (7,814)