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Deferred Costs, Acquired Lease Intangibles and Goodwill - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021 | Jun. 30, 2020
Deferred Costs [Line Items] |  |  |  |  |  |
Amortization expense related to deferred leasing costs | $ 7,300 | $ 6,100 | $ 14,300 | $ 11,700 |  |
Rental revenue related to amortization of below-market leases, net of above-market leases | 1,700 | 700 | 3,459 | 1,371 |  |
Goodwill | 491,479 |  | 491,479 |  | $ 491,479 |
Observatory |  |  |  |  |  |
Deferred Costs [Line Items] |  |  |  |  |  |
Fair value in excess of carrying value (less than) (as a percent) |  |  |  |  |  | 15.00%
Observatory |  |  |  |  |  |
Deferred Costs [Line Items] |  |  |  |  |  |
Goodwill | 227,500 |  | 227,500 |  |  |
Real estate |  |  |  |  |  |
Deferred Costs [Line Items] |  |  |  |  |  |
Goodwill | 264,000 |  | 264,000 |  |  |
Lease agreements |  |  |  |  |  |
Deferred Costs [Line Items] |  |  |  |  |  |
Amortization expense related to acquired lease intangibles | 4,100 | $ 1,600 | 8,300 | $ 3,300 |  |
Unsecured revolving credit facility | Revolving credit facility |  |  |  |  |  |
Deferred Costs [Line Items] |  |  |  |  |  |
Net deferred financing costs | $ 6,100 |  | $ 6,100 |  | $ 7,200 |

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- Definition Amount of non-cash amortization of intangible asset (liability) for above and below market leases. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 + Details
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