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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 | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | $ 664,996 | $ 596,824 | $ 1,949,913 | $ 1,745,648
Rental income | 695,099 | 623,206 | 2,035,477 | 1,818,867
Residential Leases [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | 648,836 | 580,313 | 1,901,284 | 1,696,070
Non-residential Leases [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | 16,160 | 16,511 | 48,629 | 49,578
Residential and Non-Residential Rent [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | 637,064 | 565,917 | 1,861,207 | 1,675,458
Residential and Non-Residential Rent [Member] | Residential Leases [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | 620,880 | 551,474 | 1,812,928 | 1,629,778
Residential and Non-Residential Rent [Member] | Non-residential Leases [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | 16,184 | 14,443 | 48,279 | 45,680
Utility Recoveries (RUBS Income) [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | 20,470 | 18,987 | 60,422 | 55,850
Utility Recoveries (RUBS Income) [Member] | Residential Leases [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | 20,243 | 18,798 | 59,826 | 55,331
Utility Recoveries (RUBS Income) [Member] | Non-residential Leases [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | 227 | 189 | 596 | 519
Parking Rent [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | 10,960 | 10,616 | 32,868 | 30,868
Parking Rent [Member] | Residential Leases [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | 10,840 | 10,513 | 32,546 | 30,403
Parking Rent [Member] | Non-residential Leases [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | 120 | 103 | 322 | 465
Other Lease Revenue [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | (3,498) | 1,304 | (4,584) | (16,528)
Other Lease Revenue [Member] | Residential Leases [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | (3,127) | (472) | (4,016) | (19,442)
Other Lease Revenue [Member] | Non-residential Leases [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Total lease revenue | (371) | 1,776 | (568) | 2,914
Parking Revenue |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Rental income | 9,270 | 6,883 | 27,701 | 18,455
Other Revenue |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Rental income | 20,833 | 19,499 | 57,863 | 54,764
Other Rental Income [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Rental income | $ 30,103 | $ 26,382 | $ 85,564 | $ 73,219

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=124258985&loc=SL77919372-209981 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=123420820&loc=SL77919311-209978 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 6A -URI https://asc.fasb.org/extlink&oid=126900988&loc=SL77927221-108306 + Details
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