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Real Estate (Tables) | 3 Months Ended
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Mar. 31, 2023
Real Estate Properties [Line Items] |
Schedule of Real Estate Properties | BXP Real estate consisted of the following at March 31, 2023 and December 31, 2022 (in thousands):
|  | March 31, 2023 |  | December 31, 2022
Land |  | $ | 5,189,287 |  |  | $ | 5,189,811 |
Right of use assets - finance leases |  | 237,503 |  |  | 237,510 |
Right of use assets - operating leases |  | 166,699 |  |  | 167,351 |
Land held for future development (1) |  | 626,137 |  |  | 721,501 |
Buildings and improvements |  | 15,783,962 |  |  | 15,820,724 |
Tenant improvements |  | 3,291,322 |  |  | 3,200,743 |
Furniture, fixtures and equipment |  | 50,242 |  |  | 50,310 |
Construction in progress |  | 618,770 |  |  | 406,574 |
Total |  | 25,963,922 |  |  | 25,794,524 |
Less: Accumulated depreciation |  | (6,424,547) |  |  | (6,298,082) |
|  | $ | 19,539,375 |  |  | $ | 19,496,442 |
_______________ (1)Includes pre-development costs.
Boston Properties Limited Partnership |
Real Estate Properties [Line Items] |
Schedule of Real Estate Properties | BPLP Real estate consisted of the following at March 31, 2023 and December 31, 2022 (in thousands):
|  | March 31, 2023 |  | December 31, 2022
Land |  | $ | 5,094,578 |  |  | $ | 5,095,102 |
Right of use assets - finance leases |  | 237,503 |  |  | 237,510 |
Right of use assets - operating leases |  | 166,699 |  |  | 167,351 |
Land held for future development (1) |  | 626,137 |  |  | 721,501 |
Buildings and improvements |  | 15,512,406 |  |  | 15,547,919 |
Tenant improvements |  | 3,291,322 |  |  | 3,200,743 |
Furniture, fixtures and equipment |  | 50,242 |  |  | 50,310 |
Construction in progress |  | 618,770 |  |  | 406,574 |
Total |  | 25,597,657 |  |  | 25,427,010 |
Less: Accumulated depreciation |  | (6,306,326) |  |  | (6,180,474) |
|  | $ | 19,291,331 |  |  | $ | 19,246,536 |
_______________ (1)Includes pre-development costs.

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- Definition Tabular disclosure of lessor's underlying asset for which right to use has been conveyed to lessee under operating lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=123405975&loc=d3e41551-112718 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 13 -URI https://asc.fasb.org/extlink&oid=124258985&loc=SL77919398-209981 + Details
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