Investment in Real Estate - Additional Information (Detail) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Jun. 26, 2015 USD ($) site	Feb. 09, 2015 USD ($) Property site	Dec. 31, 2014 USD ($) Property site	Mar. 31, 2014 shares
Real Estate Properties [Line Items]
Escrow share distribution | shares								51,290
Gain (Loss) on Condemnation	$ 0	$ 929	$ 0	$ 929
Purchase Price Allocation Adjustments
Real Estate Properties [Line Items]
Asset acquisition price adjustments period			1 year
Miami Everglades [Member]
Real Estate Properties [Line Items]
Business Acquisition, Purchase Price					$ 11,600
Bogue Pines & Whispering Pines
Real Estate Properties [Line Items]
Number Of Properties Acquired | Property						2
Business Acquisition, Purchase Price						$ 12,300
R V Resort
Real Estate Properties [Line Items]
Number Of Properties Acquired | Property							7
Number Of Acquired Sites | site							3,868
Business Acquisition, Purchase Price							$ 85,700
R V Resort | Miami Everglades [Member]
Real Estate Properties [Line Items]
Number Of Acquired Sites | site					303
R V Resort | Whispering Pines - North Carolina
Real Estate Properties [Line Items]
Number Of Acquired Sites | site						278
Manufactured homes | Bogue Pines
Real Estate Properties [Line Items]
Number Of Acquired Sites | site						150
Manufactured homes | Colony Cove
Real Estate Properties [Line Items]
Business Acquisition, Purchase Price							35,900
Manufactured homes | Seyenna Vista [Member]
Real Estate Properties [Line Items]
Proceeds from Condemnation				2,100
Manufactured homes | Seyenna Vistas [Member]
Real Estate Properties [Line Items]
Gain (Loss) on Condemnation				$ 900
New Credit Facilities | R V Resort
Real Estate Properties [Line Items]
Mortgage debt assumed							32,300
Unamortized discount (premium)							$ 2,300