Quarterly report pursuant to Section 13 or 15(d)

Real Estate - Narrative (Details)

v3.21.2
Real Estate - Narrative (Details)
$ in Thousands
1 Months Ended 3 Months Ended
Jul. 30, 2021
USD ($)
property
Jun. 30, 2021
USD ($)
Jun. 30, 2021
unit
Jun. 30, 2021
property
Dec. 31, 2020
USD ($)
Real Estate [Line Items]          
Properties under development or held for future development   $ 30,065     $ 36,494
Real estate impairment   0      
Held for sale          
Real Estate [Line Items]          
Properties under development or held for future development   1,122     $ 1,122
Held for sale | 2021 Properties          
Real Estate [Line Items]          
Contract sales price   934,314      
Office          
Real Estate [Line Items]          
Number of properties held for sale     12 12  
Office | Held for sale | 2021 Properties          
Real Estate [Line Items]          
Contract sales price   766,000      
Retail          
Real Estate [Line Items]          
Number of properties held for sale | property       8  
Retail | Held for sale | Subsequent event          
Real Estate [Line Items]          
Contract sales price $ 168,300        
Number of properties held for sale | property 8        
Non-refundable deposit received $ 6,700        
Retail | Held for sale | 2021 Properties          
Real Estate [Line Items]          
Contract sales price   168,314      
Riverside Developments          
Real Estate [Line Items]          
Properties under development or held for future development   $ 29,100