Investment In Unconsolidated Entities - Additional Information (Details)
$ in Thousands, ft² in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2023
USD ($)
a
ft²
individual
building
Jun. 30, 2022
USD ($)
Jun. 30, 2023
USD ($)
a
ft²
individual
building
Jun. 30, 2022
USD ($)
Dec. 31, 2022
USD ($)
Schedule of Equity Method Investments [Line Items]          
Revenue from customers $ 20,902 $ 4,988 $ 26,095 $ 9,449  
Number of buildings owned | building 1   1    
Area of land (in acres) | a 50   50    
Number of buildings on campus | building 4   4    
Revenues $ 21,349 5,393 $ 27,050 10,279  
The Company’s investment in the Great Park Venture 302,337   302,337   $ 331,594
Equity in earnings (losses) from unconsolidated entities $ 52,128 643 53,176 (389)  
Great Park Venture          
Schedule of Equity Method Investments [Line Items]          
Distribution to holders of Legacy Interests     25,500    
Distributions to holders of Percentage Interests     218,000    
Gateway Commercial Venture          
Schedule of Equity Method Investments [Line Items]          
Revenue from customers     $ 4,175 4,059  
Area of land (in acres) | a 73   73    
Number of buildings on campus | building 4   4    
Area of gateway campus | ft² 1   1    
Land sales          
Schedule of Equity Method Investments [Line Items]          
Revenue from customers $ (13) 1,725 $ 586 2,283  
Land sales | Related Party          
Schedule of Equity Method Investments [Line Items]          
Revenues (29) 1,711 595 1,712  
Land sales | Nonrelated Party          
Schedule of Equity Method Investments [Line Items]          
Revenues $ 16 14 (9) 571  
Land sales | Great Park Venture | Related Party          
Schedule of Equity Method Investments [Line Items]          
Revenue from customers     7,400 3,200  
Land sales | Great Park Venture | Nonrelated Party          
Schedule of Equity Method Investments [Line Items]          
Revenue from customers     361,800 600  
Homesites Sold | Great Park Venture          
Schedule of Equity Method Investments [Line Items]          
Revenue from customers     357,800    
Rental Revenue | Gateway Commercial Venture          
Schedule of Equity Method Investments [Line Items]          
Revenues     $ 4,200 4,100  
Great Park Venture          
Schedule of Equity Method Investments [Line Items]          
Percentage of equity ownership 37.50%   37.50%    
Return of investment     $ 29,028 0  
Return of investment     81,800    
Remaining maximum participating Legacy Interest distribution rights     $ 40,700    
Percent of future distributions to legacy interest holders     10.00%    
The Company’s investment in the Great Park Venture $ 260,745   $ 260,745   289,026
Equity in earnings (losses) from unconsolidated entities $ 52,322 207 $ 53,484 (1,094)  
Gateway Commercial Venture          
Schedule of Equity Method Investments [Line Items]          
Percentage of equity ownership 75.00%   75.00%    
The Company’s investment in the Great Park Venture $ 40,028   $ 40,028   40,695
Equity in earnings (losses) from unconsolidated entities $ (455) $ 100 $ (667) 184  
Gateway Commercial Venture | Five Point Office Venture Holdings I, LLC Acquisition          
Schedule of Equity Method Investments [Line Items]          
Percentage of equity ownership 75.00%   75.00%    
Number of individuals entitled to be appointed to executive committee | individual 2   2    
Valencia Landbank Venture          
Schedule of Equity Method Investments [Line Items]          
Percentage of equity ownership 10.00%   10.00%    
Return of investment     $ 648 1,544  
The Company’s investment in the Great Park Venture $ 1,600   1,600   $ 1,900
Equity in earnings (losses) from unconsolidated entities     $ 400 $ 500