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Noncontrolling Interests Common Units Distributions (Details) - $ / shares
Apr. 28, 2023
Jan. 30, 2023
Jul. 29, 2022
Apr. 29, 2022
Jan. 28, 2022
Jun. 20, 2023
Dividends Payable [Line Items]            
Distributions Payable, Amount Per Unit           $ 0.98
Dividends, Per Unit, Cash Paid $ 0.98 $ 0.98 $ 0.98 $ 0.98 $ 0.98  
Boston Properties Limited Partnership            
Dividends Payable [Line Items]            
Distributions Payable, Amount Per Unit           0.98
Dividends, Per Unit, Cash Paid 0.98 0.98 0.98 0.98 0.98  
Boston Properties Limited Partnership | Op units and LTIP units            
Dividends Payable [Line Items]            
Distributions Payable, Amount Per Unit           0.98
Dividends, Per Unit, Cash Paid 0.98 0.98 0.98 0.98 0.98  
Boston Properties Limited Partnership | Unvested MYLTIP Units [Member]            
Dividends Payable [Line Items]            
Distributions Payable, Amount Per Unit           $ 0.098
Dividends, Per Unit, Cash Paid $ 0.098 $ 0.098 $ 0.098 $ 0.098 $ 0.098