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Noncontrolling Interests (Tables) | 9 Months Ended
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Sep. 30, 2024
Noncontrolling Interest [Line Items] |
Schedule of Noncontrolling Interest [Table Text Block] | Noncontrolling interests relate to the interests in BPLP not owned by BXP and interests in consolidated property partnerships not wholly-owned by the Company. As of September 30, 2024, the noncontrolling interests in BPLP consisted of the following:
OP Units |  | LTIP Units (1) |  | 2022 MYLTIP Units |  | 2023 MYLTIP Units |  | 2024 MYLTIP Units
15,926,014 |  | 2,336,797 |  | 252,151 |  | 322,053 |  | 330,479
__________ (1)Includes 617,961 LTIP Units earned by employees under the Company’s multi-year long-term incentive awards granted between 2012 and 2021 (i.e., 2012 OPP and 2013 - 2021 MYLTIP awards).
Distribution Declared to OP, LTIP, OPP and MYLTIP Units [Table Text Block] | The following table presents BXP’s dividends per share and BPLP’s distributions per OP Unit and LTIP Unit paid or declared in 2024 and during the nine months ended September 30, 2023:
Record Date |  | Payment Date |  | Dividend (Per Share) |  | Distribution (Per Unit)
September 30, 2024 |  | October 31, 2024 |  | $0.98 |  |  | $0.98 |
June 28, 2024 |  | July 31, 2024 |  | $0.98 |  |  | $0.98 |
March 28, 2024 |  | April 30, 2024 |  | $0.98 |  |  | $0.98 |
December 29, 2023 |  | January 30, 2024 |  | $0.98 |  |  | $0.98 |
September 29, 2023 |  | October 31, 2023 |  | $0.98 |  |  | $0.98 |
June 30, 2023 |  | July 31, 2023 |  | $0.98 |  |  | $0.98 |
March 31, 2023 |  | April 28, 2023 |  | $0.98 |  |  | $0.98 |
December 30, 2022 |  | January 30, 2023 |  | $0.98 |  |  | $0.98 |
Noncontrolling Interests [Member] |
Noncontrolling Interest [Line Items] |
Distribution Declared to OP, LTIP, OPP and MYLTIP Units [Table Text Block] | The following table presents BPLP’s distributions on the OP Units and LTIP Units and MYLTIP Units paid or declared in 2024 and during the nine months ended September 30, 2023:
Record Date |  | Payment Date |  | Distributions per OP Unit and LTIP Unit |  | Distributions per MYLTIP Unit
September 30, 2024 |  | October 31, 2024 |  | $0.98 |  |  | $0.098 |
June 28, 2024 |  | July 31, 2024 |  | $0.98 |  |  | $0.098 |
March 28, 2024 |  | April 30, 2024 |  | $0.98 |  |  | $0.098 |
December 29, 2023 |  | January 30, 2024 |  | $0.98 |  |  | $0.098 |
September 29, 2023 |  | October 31, 2023 |  | $0.98 |  |  | $0.098 |
June 30, 2023 |  | July 31, 2023 |  | $0.98 |  |  | $0.098 |
March 31, 2023 |  | April 28, 2023 |  | $0.98 |  |  | $0.098 |
December 30, 2022 |  | January 30, 2023 |  | $0.98 |  |  | $0.098 |

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