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Schedule III: Real Estate and Accumulated Depreciation - Summary of Activity for Real Estate and Accumulated Depreciation (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Accumulated depreciation: |  |  |
Deconsolidation of real estate | $ (89,766) | $ 0 | $ 0
Continuing Operations |  |  |
Real estate: |  |  |
Balances at beginning of year | 15,506,658 | 13,528,893 | 10,372,584
Acquisition of real estate and development and improvements | 1,102,593 | 2,157,539 | 3,460,556
Sales and/or transfers to assets held for sale | (82,350) | (72,819) | (203,687)
Deconsolidation of real estate | (189,605) | 0 | 0
Impairments | 0 | (21,294) | (23,991)
Other | (125,675) | (85,661) | (76,569)
Balances at end of year | 16,211,621 | 15,506,658 | 13,528,893
Accumulated depreciation: |  |  |
Balances at beginning of year | 2,839,229 | 2,409,135 | 2,141,960
Depreciation expense | 575,125 | 548,063 | 438,735
Sales and/or transfers to assets held for sale | (30,428) | (32,692) | (93,220)
Other | (106,022) | (85,277) | (78,340)
Balances at end of year | 3,188,138 | 2,839,229 | 2,409,135
Discontinued Operations |  |  |
Real estate: |  |  |
Balances at beginning of year | 0 | 2,930,566 | 4,133,349
Acquisition of real estate and development and improvements | 0 | 8,238 | 119,333
Sales and/or transfers to assets held for sale | 0 | (2,929,713) | (1,114,792)
Impairments | 0 | (5,315) | (198,048)
Other | 0 | (3,776) | (9,276)
Balances at end of year | 0 | 0 | 2,930,566
Accumulated depreciation: |  |  |
Balances at beginning of year | 0 | 615,708 | 861,557
Depreciation expense | 0 | 0 | 91,726
Sales and/or transfers to assets held for sale | 0 | (615,708) | (333,654)
Other | 0 | 0 | (3,921)
Balances at end of year | $ 0 | $ 0 | $ 615,708

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 970 -SubTopic 360 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Column F)) -URI https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 970 -SubTopic 360 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Column E)) -URI https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024 + Details
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