Investments in Unconsolidated Real Estate Joint Ventures (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Balance Sheets:
Real estate, net of depreciation	$ 132,265	$ 55,091
Real estate, net of depreciation, held for sale	0	31,334
Other assets	24,737	1,193
Other assets, held for sale	0	2,458
Total assets	157,002	90,076
Mortgages payable	55,066	19,820
Mortgage payable, held for sale	0	23,569
Other liabilities	5,018	2,812
Other liabilities, held for sale	0	1,026
Total liabilities	60,084	47,227
Members' equity	96,918	42,849
Total liabilities and members' equity	157,002	90,076
Operating Statement:
Rental revenues	2,765	7,214
Operating expenses	(2,776)	(3,190)
(Loss) income before debt service, acquisition costs, and depreciation and amortization	(11)	4,024
Interest expense, net	(756)	(1,648)
Acquisition costs	(66)	(2)
Depreciation and amortization	(2,009)	(1,970)
Operating (loss) income	(2,842)	404
Gain on sale	29,200	2,498
Net income	$ 26,358	$ 2,902