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, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Operating Leased Assets [Line Items]
Total lease revenue	$ 691,699	$ 666,464	$ 2,052,647	$ 1,953,420
Rental income	724,067	695,099	2,146,464	2,035,477
Residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	677,062	650,304	2,004,659	1,904,791
Non-residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	14,637	16,160	47,988	48,629
Residential and Non-Residential Rent [Member]
Operating Leased Assets [Line Items]
Total lease revenue	665,200	638,532	1,973,511	1,864,714
Residential and Non-Residential Rent [Member] | Residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	650,531	622,348	1,926,869	1,816,435
Residential and Non-Residential Rent [Member] | Non-residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	14,669	16,184	46,642	48,279
Utility Recoveries (RUBS Income) [Member]
Operating Leased Assets [Line Items]
Total lease revenue	21,464	20,470	64,669	60,422
Utility Recoveries (RUBS Income) [Member] | Residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	21,221	20,243	64,007	59,826
Utility Recoveries (RUBS Income) [Member] | Non-residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	243	227	662	596
Parking Rent [Member]
Operating Leased Assets [Line Items]
Total lease revenue	11,191	10,960	33,309	32,868
Parking Rent [Member] | Residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	11,062	10,840	32,955	32,546
Parking Rent [Member] | Non-residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	129	120	354	322
Other Lease Revenue [Member]
Operating Leased Assets [Line Items]
Total lease revenue	(6,156)	(3,498)	(18,842)	(4,584)
Other Lease Revenue [Member] | Residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	(5,752)	(3,127)	(19,172)	(4,016)
Other Lease Revenue [Member] | Non-residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	(404)	(371)	330	(568)
Parking Revenue
Operating Leased Assets [Line Items]
Rental income	9,638	9,270	30,033	27,701
Other Revenue
Operating Leased Assets [Line Items]
Rental income	22,730	19,365	63,784	54,356
Other Rental Income [Member]
Operating Leased Assets [Line Items]
Rental income	$ 32,368	$ 28,635	$ 93,817	$ 82,057