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Real Estate | 3 Months Ended
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Mar. 31, 2017
Real Estate [Abstract] |
Real Estate | Boston Properties, Inc. Real estate consisted of the following at March 31, 2017 and December 31, 2016 (in thousands):
| March 31, 2017 |  | December 31, 2016
Land | $ | 4,879,015 |  |  | $ | 4,879,020 |
Land held for future development (1) | 249,800 |  |  | 246,656 |
Buildings and improvements | 11,904,196 |  |  | 11,890,626 |
Tenant improvements | 2,111,336 |  |  | 2,060,315 |
Furniture, fixtures and equipment | 36,589 |  |  | 32,687 |
Construction in progress | 1,211,324 |  |  | 1,037,959 |
Total | 20,392,260 |  |  | 20,147,263 |
Less: Accumulated depreciation | (4,302,283 | ) |  | (4,222,235 | )
| $ | 16,089,977 |  |  | $ | 15,925,028 |
_______________
(1) | Includes pre-development costs.
Boston Properties Limited Partnership Real estate consisted of the following at March 31, 2017 and December 31, 2016 (in thousands):
| March 31, 2017 |  | December 31, 2016
Land | $ | 4,774,455 |  |  | $ | 4,774,460 |
Land held for future development (1) | 249,800 |  |  | 246,656 |
Buildings and improvements | 11,595,365 |  |  | 11,581,795 |
Tenant improvements | 2,111,336 |  |  | 2,060,315 |
Furniture, fixtures and equipment | 36,589 |  |  | 32,687 |
Construction in progress | 1,211,324 |  |  | 1,037,959 |
Total | 19,978,869 |  |  | 19,733,872 |
Less: Accumulated depreciation | (4,214,265 | ) |  | (4,136,364 | )
| $ | 15,764,604 |  |  | $ | 15,597,508 |
_______________
(1) | Includes pre-development costs.

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- Definition The entire disclosure for certain real estate investment financial statements, real estate investment trust operating support agreements, real estate owned, retail land sales, time share transactions, as well as other real estate related disclosures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-06(1)) -URI http://asc.fasb.org/extlink&oid=6488278&loc=d3e604059-122996 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)(d)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 10 -Section S99 -Paragraph 6 -Subparagraph (SX 210.5-04(c)(Schedule III)) -URI http://asc.fasb.org/extlink&oid=27047687&loc=d3e5864-122674 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 970 -SubTopic 360 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28) -URI http://asc.fasb.org/extlink&oid=6590653&loc=d3e638233-123024 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(4)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-24) -URI http://asc.fasb.org/extlink&oid=34714203&loc=d3e608456-123001 + Details
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