CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Total	Convertible preferred stock	Common Stock [Member]	Additional Paid-In Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit	Stockholders' Equity	Non- controlling Interests	Preferred stock	Preferred stock Additional Paid-In Capital	Preferred stock Stockholders' Equity
Beginning Balance at Oct. 05, 2009
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock			$ 177,856
Contributions From Non-Controlling Interest Holders								1,000
Ending Balance at Dec. 31, 2012			199					1,291
Ending Balance (in shares) at Dec. 31, 2012			19,930,772
Beginning Balance at Dec. 31, 2009	199	0	0	200		(1)	199	0
Beginning Balance (in shares) at Dec. 31, 2009		0	20,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)		1,966,376	298,499
Issuance of common stock	2,875	20	3	2,872			2,875		16,954	16,934	16,954
Common stock offering costs, commissions and dealer manager fees net of reimbursements	(3,285)			(3,285)			(3,285)		(3,050)	(3,050)	(3,050)
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures			9,000
Adjustments to Additional Paid in Capital, Share-based Compensation and Exercise of Stock Options	5			5			5
Contributions from Advisor	113			113			113
Increase in interest in Bleecker Street	0
Contributions From Non-Controlling Interest Holders	(13,000)							(13,000)
Distributions To Non-controlling Interest Holders	0
Distributions declared	(815)					(815)	(815)
Designated derivatives, fair value adjustment	0
Net Income (Loss) Attributable to Parent	(1,762)					(1,762)	(1,762)
Net Income (Loss) Attributable to Noncontrolling Interest	(109)							(109)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	(1,871)
Ending Balance at Dec. 31, 2010	24,125	20	3	13,789		(2,578)	11,234	12,891
Ending Balance (in shares) at Dec. 31, 2010		1,966,376	327,499
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)			4,296,134
Issuance of common stock	42,754		44	42,710			42,754
Common stock offering costs, commissions and dealer manager fees net of reimbursements				(9,340)			(9,340)
Common stock issued through distribution reinvestment plan (in shares)			44,117
Common stock issued through distribution reinvestment plan				419			419
Stock Repurchased During Period, Shares			(2,538)
Common stock redemptions				(25)			(25)
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures			27,315
Adjustments to Additional Paid in Capital, Share-based Compensation and Exercise of Stock Options				218			218
Contributions from Advisor				15			15
Increase in interest in Bleecker Street	0							909
Distributions To Non-controlling Interest Holders	(909)
Distributions declared						(2,600)	(2,600)
Designated derivatives, fair value adjustment	(201)				(201)		(201)
Net Income (Loss) Attributable to Parent	(3,419)					(3,419)	(3,419)
Net Income (Loss) Attributable to Noncontrolling Interest	154							154
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	(3,265)
Conversion of Stock, Shares Issued		(1,966,376)	1,966,376
Conversion of Stock, Amount Converted		20	(20)
Ending Balance at Dec. 31, 2011	51,191		67	47,786	(201)	(8,597)	39,055	12,136
Ending Balance (in shares) at Dec. 31, 2011			6,658,903
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)			12,985,794
Issuance of common stock	128,877		130	128,747			128,877
Common stock offering costs, commissions and dealer manager fees net of reimbursements	13,027			(13,027)			13,027
Common stock issued through distribution reinvestment plan (in shares)			343,069
Common stock issued through distribution reinvestment plan	3,258		3	3,255			3,258
Stock Repurchased During Period, Shares			(81,661)
Common stock redemptions	781		1	(780)			781
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures			24,667
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	180			180			180
Increase in interest in Bleecker Street	(12,000)			(1,189)			(1,189)	(10,811)
Contributions From Non-Controlling Interest Holders	480							480
Distributions To Non-controlling Interest Holders	(481)							(481)
Distributions declared	7,402					(7,402)	7,402
Designated derivatives, fair value adjustment	(1,492)				(1,492)		(1,492)
Net Income (Loss) Attributable to Parent	(6,339)					(6,339)	(6,339)
Net Income (Loss) Attributable to Noncontrolling Interest	(33)							(33)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	(6,372)
Ending Balance at Dec. 31, 2012	$ 142,431		$ 199	$ 164,972	$ (1,693)	$ (22,338)	$ 141,140	$ 1,291
Ending Balance (in shares) at Dec. 31, 2012			19,930,772