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v3.25.1

Segment Information (Schedule Of Reconciliation Of Net Operating Income To Net Income) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Income (Loss) from Equity Method Investments | $ 2,139 | $ (19,186)
Interest and Other Income | 7,750 | 14,529
Gains (losses) from investments in securities | (365) | 2,272
Unrealized gain (loss) on non-real estate investments | (483) | 396
Company's share of net operating income from joint ventures | 511,798 | 508,820
General and administrative expense | (52,284) | (50,018)
Transaction costs | (768) | (513)
Depreciation and amortization expense | (220,107) | (218,716)
Loss on sales-type lease | 2,490 | 0
Loss from early extinguishment of debt | 338 | 0
Interest expense | (163,444) | (161,891)
Net Income | 86,905 | 106,604
Noncontrolling Interest in Net Income (Loss) Limited Partnerships, Nonredeemable | 18,749 | 17,221
Noncontrolling Interest in Net Income (Loss) Operating Partnerships, Redeemable | 6,979 | 9,500
Net income attributable to the Company | 61,177 | 79,883
Segment Reconciling Items |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Company's share of Net Operating Income | 494,778 | 497,680
Other revenue | 4,499 | 4,293
Income (Loss) from Equity Method Investments | (2,139) | 19,186
Interest and Other Income | 7,750 | 14,529
Gains (losses) from investments in securities | (365) | 2,272
Unrealized gain (loss) on non-real estate investments | (483) | 396
General and administrative expense | 52,284 | 50,018
Operating expense | 4,499 | 4,293
Transaction costs | 768 | 513
Depreciation and amortization expense | 220,107 | 218,716
Loss on sales-type lease | 2,490 | 0
Impairment loss | 0 | 13,615
Loss from early extinguishment of debt | 338 | 0
Interest expense | 163,444 | 161,891
Net Income | 86,905 | 106,604
Noncontrolling Interest in Net Income (Loss) Limited Partnerships, Nonredeemable | 18,749 | 17,221
Noncontrolling Interest in Net Income (Loss) Operating Partnerships, Redeemable | 6,979 | 9,500
Net income attributable to the Company | 61,177 | 79,883
Boston Properties Limited Partnership |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Income (Loss) from Equity Method Investments | 2,139 | (19,186)
Interest and Other Income | 7,750 | 14,529
Gains (losses) from investments in securities | (365) | 2,272
Unrealized gain (loss) on non-real estate investments | (483) | 396
General and administrative expense | (52,284) | (50,018)
Transaction costs | (768) | (513)
Depreciation and amortization expense | (218,404) | (217,019)
Loss on sales-type lease | 2,490 | 0
Loss from early extinguishment of debt | 338 | 0
Interest expense | (163,444) | (161,891)
Net Income | 88,608 | 108,301
Noncontrolling Interest in Net Income (Loss) Limited Partnerships, Nonredeemable | 18,749 | 17,221
Net income attributable to the Company | 69,859 | 91,080
Boston Properties Limited Partnership | Segment Reconciling Items |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Company's share of Net Operating Income | 494,778 | 497,680
Other revenue | 4,499 | 4,293
Income (Loss) from Equity Method Investments | (2,139) | 19,186
Interest and Other Income | 7,750 | 14,529
Gains (losses) from investments in securities | (365) | 2,272
Unrealized gain (loss) on non-real estate investments | (483) | 396
General and administrative expense | 52,284 | 50,018
Operating expense | 4,499 | 4,293
Transaction costs | 768 | 513
Depreciation and amortization expense | 218,404 | 217,019
Loss on sales-type lease | 2,490 | 0
Impairment loss | 0 | 13,615
Loss from early extinguishment of debt | 338 | 0
Interest expense | 163,444 | 161,891
Net Income | 88,608 | 108,301
Noncontrolling Interest in Net Income (Loss) Limited Partnerships, Nonredeemable | 18,749 | 17,221
Net income attributable to the Company | 69,859 | 91,080
Unconsolidated Joint Ventures [Member] |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Income (Loss) from Equity Method Investments | 2,139 | (19,186)
Company's share of net operating income from joint ventures | 32,682 | 35,430
Transaction costs | (170) | (2)
Depreciation and amortization expense | (42,379) | (39,424)
Loss from early extinguishment of debt | 62 | 0
Interest expense | (44,432) | (43,563)
Net Income | (18,410) | 8,321
Unconsolidated Joint Ventures [Member] | Segment Reconciling Items |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Company's share of net operating income from joint ventures | 32,682 | 35,430
Management Service [Member] |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Other revenue | 9,775 | 6,154
Management Service [Member] | Segment Reconciling Items |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Other revenue | 9,775 | 6,154
Management Service [Member] | Boston Properties Limited Partnership |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Other revenue | 9,775 | 6,154
Management Service [Member] | Boston Properties Limited Partnership | Segment Reconciling Items |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Other revenue | 9,775 | 6,154
Noncontrolling interest - property partnerships [Member] |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Company's share of net operating income from joint ventures | (49,702) | (46,570)
Noncontrolling interest - property partnerships [Member] | Segment Reconciling Items |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Company's share of net operating income from joint ventures | 49,702 | 46,570
Noncontrolling interest - property partnerships [Member] | Boston Properties Limited Partnership | Segment Reconciling Items |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Company's share of net operating income from joint ventures | $ 49,702 | $ 46,570

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