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Investment in Unconsolidated Joint Ventures - Summary of Unconsolidated Investments (Details) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2018 jointventure | Dec. 31, 2018 site | Aug. 08, 2017
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Number of Sites |  |  |  |  | 2 | 5,941 |
Economic Interest (in percentage) |  |  |  |  |  |  | 49.00%
Investment in unconsolidated joint ventures |  | $ 53,080 |  | $ 57,755 |  |  |
Equity in income of unconsolidated joint ventures | $ 4,939 | 3,765 | $ 2,605 |  |  |  |
Meadows Investments | Other Regions |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Number of Sites | site |  |  |  |  |  | 1,077 |
Economic Interest (in percentage) | 50.00% |  |  |  |  |  |
Investment in unconsolidated joint ventures |  | 307 |  | 346 |  |  |
Equity in income of unconsolidated joint ventures | $ 1,839 | 2,197 | 1,348 |  |  |  |
Lakeshore Investments |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Economic Interest (in percentage) | 65.00% |  |  |  |  |  |
Lakeshore Investments | Florida |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Number of Sites | site |  |  |  |  |  | 720 |
Investment in unconsolidated joint ventures |  | 2,530 |  | 2,263 |  |  |
Equity in income of unconsolidated joint ventures | $ 22 | 115 | 318 |  |  |  |
Crosswinds |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Economic Interest (in percentage) | 49.00% |  |  |  |  |  |
Voyager Investments | Arizona |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Number of Sites | site |  |  |  |  |  | 1,801 |
Economic Interest (in percentage) | 50.00% |  |  |  |  |  |
Investment in unconsolidated joint ventures |  | 3,205 |  | 3,135 |  |  |
Equity in income of unconsolidated joint ventures | $ 995 | 891 | 1,014 |  |  |  |
Loggerhead | Other Regions |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Number of Sites | site |  |  |  |  |  | 2,343 |
Economic Interest (in percentage) | 49.00% |  |  |  |  |  |
Investment in unconsolidated joint ventures |  | 31,414 |  | 35,789 |  |  |
Equity in income of unconsolidated joint ventures | $ 1,486 | 230 | 0 |  |  |  |
ECHO Financing | Other Regions |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Number of Sites | site |  |  |  |  |  | 0 |
Economic Interest (in percentage) | 50.00% |  |  |  |  |  |
Investment in unconsolidated joint ventures |  | 15,624 |  | $ 16,222 |  |  |
Equity in income of unconsolidated joint ventures | $ 597 | $ 332 | $ (75) |  |  |  |
Servicing Assets | Voyager Investments |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Economic Interest (in percentage) | 33.00% |  |  |  |  |  |
Recreational Vehicle Resort | Voyager Investments |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Economic Interest (in percentage) | 50.00% |  |  |  |  |  |

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