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Leases - Summary of Lease Income Types Relating to Lease Payments Along With the Total Other Rental Income (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | $ 2,873,805 | $ 2,773,308 | $ 2,643,860
Rental income | 2,980,108 | 2,873,964 | 2,735,180
Residential Leases [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | 2,809,058 | 2,709,891 | 2,578,647
Non-Residential Leases [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | 64,747 | 63,417 | 65,213
Residential and Non-Residential Rent [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | 2,736,661 | 2,650,692 | 2,518,582
Residential and Non-Residential Rent [Member] | Residential Leases [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | 2,672,772 | 2,588,499 | 2,454,587
Residential and Non-Residential Rent [Member] | Non-Residential Leases [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | 63,889 | 62,193 | 63,995
Utility Recoveries (RUBS Income) [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | 93,975 | 87,534 | 81,984
Utility Recoveries (RUBS Income) [Member] | Residential Leases [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | 93,021 | 86,628 | 81,140
Utility Recoveries (RUBS Income) [Member] | Non-Residential Leases [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | 954 | 906 | 844
Parking Rent [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | 48,139 | 44,530 | 43,770
Parking Rent [Member] | Residential Leases [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | 46,717 | 44,081 | 43,335
Parking Rent [Member] | Non-Residential Leases [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | 1,422 | 449 | 435
Other Lease Revenue [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | (4,970) | (9,448) | (476)
Other Lease Revenue [Member] | Residential Leases [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | (3,452) | (9,317) | (415)
Other Lease Revenue [Member] | Non-Residential Leases [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Total lease revenue | (1,518) | (131) | (61)
Parking Revenue [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Rental income | 44,079 | 40,836 | 37,338
Other Revenue [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Rental income | 62,224 | 59,820 | 53,982
Other Rental Income [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Rental income | $ 106,303 | $ 100,656 | $ 91,320

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- Definition Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479773/842-30-50-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 270 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6A -Publisher FASB -URI https://asc.fasb.org/1943274/2147482964/270-10-50-6A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479016/842-30-45-3 + Details
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