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Investment in Unconsolidated Joint Ventures - Additional Information (Detail) - USD ($) $ in Thousands |  | 12 Months Ended |
--- | --- | --- | ---
Jun. 15, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Aug. 08, 2017
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Ownership interest (in percentage) |  |  |  |  | 49.00%
Investments in unconsolidated joint ventures |  | $ 57,755 | $ 53,080 |  |
Term loan issued | $ 13,800 |  |  |  |
Equity in income from unconsolidated joint ventures |  | 4,939 | 3,765 | $ 2,605 |
Adjustment depreciation |  | 1,800 | 1,500 | 1,300 |
Distributions in excess of basis |  | 4,500 | 3,800 | 5,900 |
Distributions, including those in excess of basis |  | $ 200 | 800 |  |
Arizona | Voyager Investments |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Ownership interest (in percentage) |  | 50.00% |  |  |
Investments in unconsolidated joint ventures |  | $ 3,135 | 3,205 |  |
Equity in income from unconsolidated joint ventures |  | 995 | 891 | $ 1,014 |
Loggerhead |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Investments in unconsolidated joint ventures |  | 4,400 | 30,000 |  |
Lakeshore Investments |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Investments in unconsolidated joint ventures |  | $ 100 |  |  |
Crosswinds |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Investments in unconsolidated joint ventures |  |  | $ 18,800 |  |

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