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Earnings Per Share / Common Unit (Tables) | 12 Months Ended
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Dec. 31, 2025
Entity Information [Line Items] |
Computation Of Basic And Diluted Earnings Per Share / Unit | The following tables calculate BXP and BPLP’s earnings per share / unit for the years ended December 31, 2025, 2024 and 2023. BXP
| Year ended December 31,
| 2025 |  | 2024 |  | 2023
Computation of Basic and Diluted Earnings Per Share: | (amounts presented in thousands, except per share data)
Net income attributable to BXP, Inc. | $ | 276,800 |  |  | $ | 14,272 |  |  | $ | 190,215 |
Allocation of undistributed earnings to participating securities | — |  |  | — |  |  | — |
Net income attributable to BXP, Inc.- basic | 276,800 |  |  | 14,272 |  |  | 190,215 |
Effect of Dilutive Securities: |  |  |  |  |
Stock Based Compensation | — |  |  | — |  |  | — |
Net income attributable to BXP, Inc. - diluted | $ | 276,800 |  |  | $ | 14,272 |  |  | $ | 190,215 |
Weighted average common shares outstanding | 158,330 |  |  | 157,468 |  |  | 156,863 |
Allocation of undistributed earnings to participating securities | — |  |  | — |  |  | — |
Weighted average common shares outstanding - basic | 158,330 |  |  | 157,468 |  |  | 156,863 |
Effect of Dilutive Securities: |  |  |  |  |
Stock Based Compensation (1) | 539 |  |  | 325 |  |  | 338 |
Weighted average common shares outstanding - diluted | 158,869 |  |  | 157,793 |  |  | 157,201 |
Net income attributable to BXP, Inc. - basic earnings per share | $ | 1.75 |  |  | $ | 0.09 |  |  | $ | 1.21 |
Net income attributable to BXP, Inc. - diluted earnings per share | $ | 1.74 |  |  | $ | 0.09 |  |  | $ | 1.21 |
_______________ (1)During the years ended December 31, 2025, 2024 and 2023, there were approximately 653,343, 184,203 and 709,175 unvested performance-based Restricted Stock and LTIP Units, respectively, that were not included in the computation of diluted earnings per share because to do so would have been antidilutive for the period.
Boston Properties Limited Partnership |
Entity Information [Line Items] |
Computation Of Basic And Diluted Earnings Per Share / Unit |
| Year ended December 31,
| 2025 |  | 2024 |  | 2023
Computation of Basic and Diluted Earnings Per Unit: | (amounts presented in thousands, except per unit data)
Net income attributable to Boston Properties Limited Partnership | $ | 321,104 |  |  | $ | 23,480 |  |  | $ | 219,771 |
Allocation of undistributed earnings to participating securities | — |  |  | — |  |  | — |
Net income attributable to Boston Properties Limited Partnership - basic | 321,104 |  |  | 23,480 |  |  | 219,771 |
Effect of Dilutive Securities: |  |  |  |  |
Stock Based Compensation | — |  |  | — |  |  | — |
Net income attributable to Boston Properties Limited Partnership - diluted | $ | 321,104 |  |  | $ | 23,480 |  |  | $ | 219,771 |
Weighted average common units outstanding | 175,858 |  |  | 175,390 |  |  | 174,796 |
Allocation of undistributed earnings to participating securities | — |  |  | — |  |  | — |
Weighted average common units outstanding - basic | 175,858 |  |  | 175,390 |  |  | 174,796 |
Effect of Dilutive Securities: |  |  |  |  |
Stock Based Compensation (1) | 539 |  |  | 325 |  |  | 338 |
Weighted average common units outstanding - diluted | 176,397 |  |  | 175,715 |  |  | 175,134 |
Net income attributable to Boston Properties Limited Partnership basic earnings per unit | $ | 1.83 |  |  | $ | 0.13 |  |  | $ | 1.26 |
Net income attributable to Boston Properties Limited Partnership diluted earnings per unit | $ | 1.82 |  |  | $ | 0.13 |  |  | $ | 1.25 |
Redeemable common units included in weighted average common units | 17,528 |  |  | 17,922 |  |  | 17,933 |
_______________ (1)During the years ended December 31, 2025, 2024 and 2023, there were approximately 653,343, 184,203 and 709,175 unvested performance-based Restricted Stock and LTIP Units, respectively, that were not included in the computation of diluted earnings per unit because to do so would have been antidilutive for the period.

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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