Investment in Real Estate- Real Estate Acquired (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Business Acquisition [Line Items]
Assets acquired	$ 23,900	$ 122,366
Other assets	53	1,197
Total Assets acquired	23,953	123,563
Mortgage notes payable	0	34,559
Other liabilities	266	6,712
Total Liabilities assumed	266	41,271
Net assets acquired	23,687	82,292
Land
Business Acquisition [Line Items]
Assets acquired	7,799	66,390
Buildings and other depreciable property
Business Acquisition [Line Items]
Assets acquired	15,426	52,329
Manufactured homes
Business Acquisition [Line Items]
Assets acquired	53	1,086
In-place leases
Business Acquisition [Line Items]
Assets acquired	$ 622	$ 2,561