Subsequent Events (Details) (USD $)	6 Months Ended	0 Months Ended		0 Months Ended	1 Months Ended	34 Months Ended		0 Months Ended	34 Months Ended
	Jun. 30, 2013	Oct. 12, 2010 Sponsor	Feb. 11, 2013 Distribution Support Agreement Sponsor	Aug. 07, 2013 Subsequent event	Aug. 08, 2013 Subsequent event	Aug. 08, 2013 Subsequent event	Aug. 02, 2013 Subsequent event First mortgage loan additional participation	Aug. 07, 2013 Subsequent event Distribution Support Agreement Sponsor	Aug. 07, 2013 Subsequent event Distribution Support Agreement Sponsor
Subsequent events
Daily amount of distribution accrued per share (in dollars per share)	$ 0.00184932			$ 0.00184932
Number of shares of common stock issued		22,223			226,257			3,069	225,292
Value of common stock issued	$ 2,541,279	$ 200,000			$ 2,300,000	$ 4,900,000			$ 2,000,000
Number of shares issued to satisfy minimum offering			222,223
Additional participation interest on loans							800,000
Amount of loan	$ 11,250,000						$ 3,300,000