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Investments in Unconsolidated Joint Ventures - Additional Information (Details) - USD ($)
Apr. 30, 2024
Mar. 29, 2024
Jan. 25, 2025
Dec. 31, 2024
Aug. 31, 2024
Dec. 31, 2023
Schedule of Equity Method Investments [Line Items]            
Notes and mortgages payable       $ 3,692,050,000   $ 3,817,050,000
60 Wall Street [Member]            
Schedule of Equity Method Investments [Line Items]            
Percentage of ownership interest in joint venture   5.00%   5.00%    
Debt instrument modified and extended maturity date   2029-05        
60 Wall Street [Member] | Nonrecourse [Member]            
Schedule of Equity Method Investments [Line Items]            
Notes and mortgages payable   $ 575,000,000        
Debt instrument modified and extended maturity date   2029-05        
60 Wall Street [Member] | A-Note [Member]            
Schedule of Equity Method Investments [Line Items]            
Notes and mortgages payable   $ 316,250,000        
Fixed/Variable Rate   2.45%        
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]   Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]        
Debt instrument effective percentage   4.00%        
60 Wall Street [Member] | B-Note [Member]            
Schedule of Equity Method Investments [Line Items]            
Notes and mortgages payable   $ 258,750,000        
Debt instrument effective percentage   12.00%        
111 Sutter Street [Member]            
Schedule of Equity Method Investments [Line Items]            
Percentage of ownership interest in joint venture 49.00%     49.00%    
Fixed/Variable Rate 2.15%          
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]          
111 Sutter Street [Member] | Nonrecourse [Member]            
Schedule of Equity Method Investments [Line Items]            
Notes and mortgages payable $ 164,775,000          
Debt instrument modified and extended maturity date 2025-12          
Market Center [Member]            
Schedule of Equity Method Investments [Line Items]            
Percentage of ownership interest in joint venture       67.00% 67.00% 67.00%
Market Center [Member] | Nonrecourse [Member] | Subsequent Event [Member]            
Schedule of Equity Method Investments [Line Items]            
Non-recourse mortgage loan defaulted amount     $ 416,544,000