Investment in Real Estate - Additional Information (Detail) $ in Millions						12 Months Ended
	Oct. 13, 2016 USD ($) site	Aug. 15, 2016 USD ($) a	Jun. 15, 2016 USD ($) site	May 26, 2016 USD ($) site	Jan. 27, 2016 USD ($) site	Dec. 31, 2015 USD ($) Property site
Whispering Pines and Miami Everglades
Real Estate Properties [Line Items]
Purchase price | $						$ 23.9
Number of properties acquired | Property						2
Whispering Pines and Miami Everglades | R V Resort
Real Estate Properties [Line Items]
Number of acquired sites						581
Bogue Pines | Manufactured homes
Real Estate Properties [Line Items]
Number of acquired sites						150
Zephryhills, Florida | Forest Lake Estates
Real Estate Properties [Line Items]
Number of acquired sites			1,168
Purchase price | $			$ 75.2
Loan as direct credit to acquire | $			$ 22.6
Zephryhills, Florida | Forest Lake Estates | R V Resort
Real Estate Properties [Line Items]
Number of acquired sites			274
Zephryhills, Florida | Forest Lake Estates | Manufactured homes
Real Estate Properties [Line Items]
Number of acquired sites			894
Fairview, Oregon | Portland Fairview | R V Resort
Real Estate Properties [Line Items]
Number of acquired sites				407
Purchase price | $				$ 17.6
Port Orange, Florida | Rose Bay | R V Resort
Real Estate Properties [Line Items]
Number of acquired sites					303
Purchase price | $					$ 7.4
Ellenton, Florida
Real Estate Properties [Line Items]
Area acquired | a		25
Payments to acquire land | $		$ 2.0
Subsequent Event [Member] | Arcadia, Florida | Riverside RV | R V Resort
Real Estate Properties [Line Items]
Number of acquired sites	499
Purchase price | $	$ 20.3