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Deferred Costs, Acquired Lease Intangibles and Goodwill - Narrative (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Deferred Costs [Line Items]      
Amortization expense related to deferred leasing costs $ 7,000 $ 5,600  
Rental revenue related to amortization of below-market leases, net of above-market leases 1,784 $ 654  
Goodwill 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    
Real estate      
Deferred Costs [Line Items]      
Goodwill 264,000    
Lease agreements      
Deferred Costs [Line Items]      
Amortization expense related to acquired lease intangibles 4,200 $ 1,700  
Unsecured revolving credit facility | Revolving credit facility      
Deferred Costs [Line Items]      
Net deferred financing costs $ 6,600   $ 7,200