Stockholders' Equity / Partners' Capital (Tables)

9 Months Ended

Sep. 30, 2020

Class of Stock [Line Items]

Dividends Declared [Table Text Block]

The following table presents Boston Properties, Inc.’s dividends per share and Boston Properties Limited Partnership’s distributions per OP Unit and LTIP Unit paid or declared in 2020 and during the nine months ended September 30, 2019:

Record Date	Payment Date	Dividend (Per Share)	Distribution (Per Unit)
September 30, 2020	October 30, 2020	$0.98	$0.98
June 30, 2020	July 31, 2020	$0.98	$0.98
March 31, 2020	April 30, 2020	$0.98	$0.98
December 31, 2019	January 30, 2020	$0.98	$0.98
September 30, 2019	October 31, 2019	$0.95	$0.95
June 28, 2019	July 31, 2019	$0.95	$0.95
March 29, 2019	April 30, 2019	$0.95	$0.95
December 31, 2018	January 30, 2019	$0.95	$0.95

Series B Preferred Stock [Member]

Class of Stock [Line Items]

Dividends Declared [Table Text Block]

The following table presents Boston Properties, Inc.’s dividends per share on its outstanding Series B Preferred Stock paid or declared during 2020 and during the nine months ended September 30, 2019:

Record Date	Payment Date	Dividend (Per Share)
November 4, 2020	November 16, 2020	$32.8125
August 3, 2020	August 17, 2020	$32.8125
May 1, 2020	May 15, 2020	$32.8125
February 4, 2020	February 18, 2020	$32.8125
November 1, 2019	November 15, 2019	$32.8125
August 2, 2019	August 15, 2019	$32.8125
May 3, 2019	May 15, 2019	$32.8125
February 4, 2019	February 15, 2019	$32.8125