Investments in Unconsolidated Real Estate Joint Ventures (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Balance Sheets:
Real estate, net of depreciation	$ 62,585		$ 55,091
Real estate, net of depreciation, held for sale	0		31,334
Other assets	8,790		1,193
Other assets, held for sale	486		2,458
Total assets	71,861		90,076
Mortgage payable	25,077		19,820
Mortgage payable, held for sale	0		23,569
Other liabilities	3,315		2,812
Other liabilities, held for sale	18		1,026
Total liabilities	28,410		47,227
Members’ equity	43,451		42,849
Total liabilities and stockholders' equity	71,861		90,076
Operating Statement:
Total revenues	683	599
Property operating expenses	(280)	(229)
Income before debt service, acquisition costs, and depreciation and amortization	403	370
Interest Expense	(181)	(186)
Acquisition costs	0	0
Depreciation and amortization	(212)	(200)
Operating income (loss)	10	(16)
Gain on sale of real estate	29,197	0
Net income (loss)	29,207	(16)
Net (income) loss attributable to JV partners	(28,838)	11
Net income (loss) attributable to common stockholders	369	(5)
Amortization of deferred financing costs paid on behalf of joint ventures	(7)	0
Equity in income (loss) of unconsolidated joint venture	$ 362	$ (5)