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Schedule III—Real Estate and Accumulated Depreciation - Notes to Schedule III (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Change in total cost of properties |  |  |
Balance at beginning of year | $ 9,272,623 | $ 9,415,896 | $ 9,174,451
Additions: acquisitions and capital expenditures | 265,249 | 278,797 | 363,601
Dispositions | (1,637,605) | (336,703) | (110,535)
Reclassification of properties held for sale | (148,467) | (85,367) | (11,621)
Balance at close of year | 7,899,000 | 9,272,623 | 9,415,896
Change in accumulated depreciation |  |  |
Balance at beginning of year | 3,029,044 | 2,950,685 | 2,749,862
Additions: depreciation expense | 156,246 | 211,106 | 207,641
Dispositions | (771,244) | (87,208) | (4,747)
Reclassification of properties held for sale | (63,144) | (45,539) | (2,071)
Balance at close of year | 2,414,000 | 3,029,044 | 2,950,685
Aggregate cost tax basis for federal income tax purposes | 6,105,365 |  |
Total Held and Used |  |  |
Change in total cost of properties |  |  |
Balance at beginning of year | 9,272,623 | 9,415,896 |
Balance at close of year | 7,751,800 | 9,272,623 | 9,415,896
Change in accumulated depreciation |  |  |
Balance at beginning of year | 3,029,044 | 2,950,685 |
Balance at close of year | $ 2,350,902 | $ 3,029,044 | $ 2,950,685

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- Definition Cost basis of real estate investments for federal income tax purposes for entities with a substantial portion of business acquiring and holding investment real estate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 28 -Paragraph Column E -Footnote 6 -Publisher SEC Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 970 -SubTopic 360 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Column E)(Footnote 6)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478979/970-360-S99-1 + Details
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- Definition Amount of real estate investments acquired and capital expenditure related to real estate investments. + References No definition available. + Details
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- Definition Amount of accumulated depreciation pertaining to real estate investments for entities with a substantial portion of business acquiring and holding investment real estate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 970 -SubTopic 360 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Column F)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478979/970-360-S99-1 + Details
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- Definition Amount of decrease to accumulated depreciation for real estate investments sold for entities with a substantial portion of business acquiring and holding investment real estate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 970 -SubTopic 360 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Column E)(Footnote 4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478979/970-360-S99-1 + Details
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- Definition Amount, before accumulated depreciation, of real estate investment by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. Excludes real estate not held as investment or interest. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 970 -SubTopic 360 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Column E)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478979/970-360-S99-1 + Details
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