Annual report pursuant to Section 13 and 15(d)

Properties, Net - Narrative (Details)

v3.24.0.1
Properties, Net - Narrative (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Jan. 10, 2023
USD ($)
property
Dec. 14, 2022
USD ($)
property
Jan. 25, 2022
USD ($)
Dec. 30, 2021
USD ($)
Jun. 02, 2021
USD ($)
property
Sep. 30, 2023
USD ($)
property
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Number of impaired parcels of land | property           1      
Other                  
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Number of impaired operating properties | property           6      
Impairment charges           $ 252,800      
Redshift JV LLC                  
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Nominal ownership % 10.00%               10.00%
Quark JV LLC                  
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Nominal ownership %   10.00%             10.00%
BRE- COPT 3                  
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Nominal ownership %         10.00%       10.00%
Data Center Shells in Northern Virginia | Disposed of by Sale                  
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Ownership percentage sold 90.00% 90.00%     90.00%        
Number of properties sold | property 3 2     2        
Transaction value $ 211,300 $ 67,000     $ 118,800        
Proceeds from sale $ 190,200 $ 60,300     $ 106,900        
Disposal, location of gain/loss Gain on sales of real estate Gain on sales of real estate     Gain on sales of real estate        
Gain on disposal $ 49,400 $ 19,200     $ 40,200        
Wholesale Data Center | Discontinued Operations, Disposed of by Sale                  
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Transaction value     $ 222,500            
Discontinued operations, location of gain/loss     Discontinued operations            
Gain on disposal, discontinued operations     $ 28,600       $ 28,564 $ 0  
Other Data Center Shells | Disposed of by Sale                  
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Proceeds from sale       $ 30,000          
Disposal, location of gain/loss       Gain on sales of real estate          
Gain on disposal       $ 25,900