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Segment Reporting - Reconciliation of NOI to Net Income (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Segment Reporting [Abstract] |  |  |
Percentage of physical occupancy | 90.00% |  |
Anniversary of Completion of Development or Redevelopment (in years) | 1 year |  |
Reconciliation of NOI to net income |  |  |
Net income | $ 1,136,438 | $ 1,004,356 | $ 827,706
Property management and other indirect operating expenses, net of corporate income | 114,200 | 98,665 | 97,443
Expensed transaction, development and other pursuit costs, net of recoveries | 16,565 | 3,231 | 12,399
Interest expense, net | 230,074 | 220,415 | 214,151
Loss on extinguishment of debt, net | 1,646 | 17,787 | 9,333
General and administrative expense | 74,064 | 69,611 | 60,343
Income from investments in unconsolidated entities | (53,394) | (38,585) | (6,422)
Depreciation expense | 814,978 | 758,596 | 707,331
Income tax expense (benefit) | 14,646 | 5,733 | (3,247)
Casualty loss | 0 | 3,119 | 0
Gain on sale of communities | (555,558) | (602,235) | (340,444)
Gain on other real estate transactions, net | (5,039) | (2,097) | (440)
Net for-sale condominium activity | (88) | 977 | (2,551)
Net operating income from real estate assets sold or held for sale | (22,746) | (61,105) | (103,181)
Net operating income | $ 1,765,786 | $ 1,478,468 | $ 1,472,421
Non-Apartment Components Of Mixed-Use Communities And Other Nonresidential Operations | Operating Income (Loss) | Product Concentration Risk |  |  |
Segment Reporting Information [Line Items] |  |  |
Concentration risk, percentage | 2.00% | 1.70% | 0.90%

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