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Related Party Transactions - Summary of Fees to Vornado (Detail) - Vornado - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Related Party Transaction [Line Items] |  |  |  |
Fees to related party | $ 3,489 | $ 2,075 | $ 8,518 | $ 6,247
Company management fees |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Fees to related party | 700 | 700 | 2,100 | 2,100
Development fees |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Fees to related party | 30 | 188 | 109 | 456
Leasing fees |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Fees to related party | 1,291 | 113 | 1,730 | 172
Commission on sale of real estate |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Fees to related party | 0 | 0 | 300 | 0
Property management, cleaning, engineering and security fees |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Fees to related party | $ 1,468 | $ 1,074 | $ 4,279 | $ 3,519

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- Definition Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + 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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