Quarterly report pursuant to Section 13 or 15(d)

Real Estate Joint Ventures - Investments in Unconsolidated Real Estate Joint Ventures (Details)

v3.23.2
Real Estate Joint Ventures - Investments in Unconsolidated Real Estate Joint Ventures (Details)
$ in Thousands
Jun. 30, 2023
USD ($)
property
Jan. 10, 2023
Dec. 31, 2022
USD ($)
Schedule of Equity Method Investments [Line Items]      
Investment in unconsolidated real estate joint ventures $ 41,928   $ 21,460
Other liabilities $ (27,699)   (18,556)
Unconsolidated Real Estate Joint Ventures      
Schedule of Equity Method Investments [Line Items]      
Number of Properties | property 24    
Carrying value of Investments $ 39,929   20,001
Other liabilities $ (2,000)   (1,500)
Redshift JV LLC      
Schedule of Equity Method Investments [Line Items]      
Nominal Ownership % 10.00% 10.00%  
Number of Properties | property 3    
Carrying value of Investments $ 21,151   0
BREIT COPT DC JV LLC      
Schedule of Equity Method Investments [Line Items]      
Nominal Ownership % 10.00%    
Number of Properties | property 9    
Carrying value of Investments $ 11,096   11,568
Quark JV LLC      
Schedule of Equity Method Investments [Line Items]      
Nominal Ownership % 10.00%    
Number of Properties | property 2    
Carrying value of Investments $ 6,747   6,758
B RE COPT DC JV III LLC      
Schedule of Equity Method Investments [Line Items]      
Nominal Ownership % 10.00%    
Number of Properties | property 2    
Carrying value of Investments $ 2,934   3,134
B RE COPT DC JV II LLC      
Schedule of Equity Method Investments [Line Items]      
Nominal Ownership % 10.00%    
Number of Properties | property 8    
Carrying value of Investments $ (1,999)   (1,459)
Difference between the joint venture's cost basis and the entity's share of underlying equity in the net assets $ 6,900   $ 7,000