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Real Estate - Summary of Dispositions of Net Investments in Real Estate (Detail) ft² in Thousands, $ in Thousands | 3 Months Ended
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Mar. 31, 2021 USD ($) ft² Property | Mar. 31, 2020 USD ($) ft² Property
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Gains on dispositions of development properties and land, net | $ 173,643 | $ 162,750
Gains on other dispositions of investments in real estate, net | $ 16,623 | $ 31,491
Discontinuing Operations [Member] |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of buildings | Property | 8 | 11
Square feet | ft² | 4,287 | 4,636
Net proceeds | $ 769,813 | $ 633,563
Continuing Operations [Member] |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of buildings | Property | 1 | 18
Square feet | ft² | 476 | 2,305
Net proceeds | $ 23,342 | $ 160,557

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- Definition Gains on other dispositions of investments in real estate net. + References No definition available. + Details
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- Definition Net gains on dispositions of development properties and land, net. + References No definition available. + Details
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- Definition Cash received from the sale of real estate that is held for investment, that is, it is part of an investing activity during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585 + Details
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