Properties, Net (Details 2) - USD ($) $ in Thousands |
Mar. 31, 2018 |
Dec. 31, 2017 |
|---|---|---|
| Properties | ||
| Projects in development or held for future development | $ 418,015 | $ 403,494 |
| Projects in development or held for future development | ||
| Properties | ||
| Projects in development or held for future development | 418,015 | 403,494 |
| Projects in development or held for future development | Land in development or held for future development | ||
| Properties | ||
| Projects in development or held for future development | 239,141 | 240,825 |
| Projects in development or held for future development | Construction in progress, excluding land | ||
| Properties | ||
| Projects in development or held for future development | $ 178,874 | $ 162,669 |
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- Definition The current amount of expenditures for a real estate project that has not yet been completed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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