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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 |  |  |  |  |

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