CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash Flow From Operating Activities:
Net income (loss)	$ 322	$ (7,504)	$ 41,977
Adjustments to reconcile net income (loss) applicable to common shares to net cash used in operating activities:
(Gain) loss on sale of land	(3,121)	(18,911)	(561)
Gain on sale of income producing properties	(16,207)	(735)	(61,879)
Depreciation and amortization	23,683	21,299	18,150
Provision on impairment of notes receivable and real estate assets		5,300
Amortization of deferred borrowing costs	4,314	2,684	3,970
Earnings from unconsolidated subsidiaries and investees	(26)	(132)	298
(Increase) decrease in assets:
Accrued interest receivable	(922)	586	7,648
Other assets	(2,388)	4,204	2,784
Prepaid expense	(9,238)	(13,615)	(1,995)
Escrow	7,584	2,684	(16,733)
Earnest money	(571)	(905)	(420)
Rent receivables	2,840	2,104	(1,486)
Related party receivables	(11,134)	(40,153)	(6,024)
Increase (decrease) in liabilities:
Accrued interest payable	20	(710)	104
Other liabilities	12,882	(7,115)	(15,215)
Net cash provided by (used in) operating activities	8,038	(50,919)	(29,382)
Cash Flow From Investing Activities:
Proceeds from notes receivables	2,867	10,669	12,504
Originations of notes receivables	(11,703)	(18,055)	(35,430)
Acquisition of land held for development	(12,508)		(2,604)
Acquisition of income producing properties	(79,736)	(207,313)	(78,557)
Proceeds from sales of income producing properties	21,850		135,074
Proceeds from sale of land	29,128	107,299	8,777
Investment in unconsolidated real estate entities	2,797	(596)	(144)
Improvement of land held for development	(3,023)	(6,158)	(3,137)
Improvement of income producing properties	(5,702)	(8,952)	(4,563)
Construction and development of new properties	(10,836)	(16,717)	(3,016)
Net cash provided by (used in) investing activities	(66,866)	(139,823)	28,904
Cash Flow From Financing Activities:
Proceeds from notes payable	242,215	403,309	178,514
Recurring amortization of principal on notes payable	(20,205)	(15,545)	(21,352)
Payments on maturing notes payable	(160,745)	(186,128)	(153,595)
Deferred financing costs	798	(7,035)	(6,875)
Distributions to non-controlling interests		11	(31)
Common stock issuance			937
Preferred stock dividends - Series C			(106)
Preferred stock dividends - Series D	(900)	(900)	(899)
Net cash provided by (used in) financing activities	61,163	193,712	(3,407)
Net increase (decrease) in cash and cash equivalents	2,335	2,970	(3,885)
Cash and cash equivalents, beginning of period	15,171	12,201	16,086
Cash and cash equivalents, end of period	17,506	15,171	12,201
Supplemental disclosures of cash flow information:
Cash paid for interest	$ 43,986	$ 38,787	$ 30,110