XML 66 R49.htm IDEA: XBRL DOCUMENT v3.7.0.1
Stockholders' Equity / Partners' Capital Stockholders' Equity / Partners' Capital Dividends / Distributions (Details) - $ / shares
Feb. 15, 2017
Jan. 30, 2017
Mar. 16, 2017
Entity Information [Line Items]      
Dividends Payable, Amount Per Share / Unit     $ 0.75
Dividends, Per Share / Unit   $ 0.75  
Boston Properties Limited Partnership      
Entity Information [Line Items]      
Dividends Payable, Amount Per Share / Unit     0.75
Dividends, Per Share / Unit   $ 0.75  
Series B Cumulative Redeemable Preferred Stock [Member]      
Entity Information [Line Items]      
Dividends Payable, Amount Per Share / Unit     $ 32.8125
Dividends, Per Share / Unit $ 32.8125