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Real Estate Schedule of Real Estate Properties (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Real Estate Properties [Line Items] |  |  |  |
Land |  | $ 5,251,224 |  | $ 5,189,811
Right-of-use assets - finance leases |  | 401,680 | [1] | 237,510
Operating Lease, Right-of-Use Asset | [1] | 324,298 |  | 167,351
Land held for future development | [3] | 697,061 | [2] | 721,501
Buildings and improvements |  | 16,607,756 |  | 15,820,724
Tenant improvements |  | 3,592,172 |  | 3,200,743
Furniture, Fixtures and Equipment |  | 53,716 |  | 50,310
Construction in progress |  | 547,280 |  | 406,574
Total |  | 27,475,187 |  | 25,794,524
Less: accumulated depreciation |  | (6,881,728) |  | (6,298,082)
Total real estate |  | 20,593,459 |  | 19,496,442
Boston Properties Limited Partnership |  |  |  |
Real Estate Properties [Line Items] |  |  |  |
Land |  | 5,156,515 |  | 5,095,102
Right-of-use assets - finance leases |  | 401,680 | [1] | 237,510
Operating Lease, Right-of-Use Asset | [1] | 324,298 |  | 167,351
Land held for future development | [3] | 697,061 | [4] | 721,501
Buildings and improvements |  | 16,336,200 |  | 15,547,919
Tenant improvements |  | 3,592,172 |  | 3,200,743
Furniture, Fixtures and Equipment |  | 53,716 |  | 50,310
Construction in progress |  | 547,280 |  | 406,574
Total |  | 27,108,922 |  | 25,427,010
Less: accumulated depreciation |  | (6,758,361) |  | (6,180,474)
Total real estate |  | $ 20,350,561 |  | $ 19,246,536
[1] | See Note 4.
[2] | Includes pre-development costs.
[3] | Includes pre-development costs.
[4] | Includes pre-development costs.

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- Definition Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-1 + Details
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- Definition Amount, after accumulated amortization, of right-of-use asset from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-1 + Details
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- Definition Amount before accumulated depreciation of equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-1 + Details
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