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Investments in Real Estate - Additional Information (Detail) | Dec. 31, 2018 USD ($) Property | Dec. 31, 2017 USD ($)
--- | --- | ---
Real Estate Properties [Line Items] |  |
Number of multifamily properties owned | Property | 58 |
Real estate properties held for sale | $ | $ 77,285,000 |
Held-for-sale |  |
Real Estate Properties [Line Items] |  |
Number of multifamily properties owned | Property | 3 |
Real estate properties held for sale | $ | $ 77,285,000 | $ 0

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- Definition The number of real estate properties owned as of the balance sheet date. + References No definition available. + Details
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- Definition Carrying amount as of the balance sheet date of investments in land and buildings held for sale, excluding real estate considered to be inventory of the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(f)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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