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Properties, Net (Details 2) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Properties |  |
Projects in development or held for future development | $ 422,857 | $ 401,531
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 | 195,727 | 195,521
Projects in development or held for future development | Construction in progress, excluding land |  |
Properties |  |
Projects in development or held for future development | $ 227,130 | $ 206,010

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- Definition The current amount of expenditures for a real estate project that has not yet been completed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.10) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Phase -URI http://asc.fasb.org/extlink&oid=49177889 + Details
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