Leases - Summary of Lease Income Types Relating to Lease Payments Along With the Total Other Rental Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating Leased Assets [Line Items]
Total lease revenue	$ 676,399	$ 627,970
Rental income	705,088	653,348
Residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	659,428	611,860
Non-residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	16,971	16,110
Residential and Non-Residential Rent [Member]
Operating Leased Assets [Line Items]
Total lease revenue	650,738	603,654
Residential and Non-Residential Rent [Member] | Residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	634,752	587,780
Residential and Non-Residential Rent [Member] | Non-residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	15,986	15,874
Utility Recoveries (RUBS Income) [Member]
Operating Leased Assets [Line Items]
Total lease revenue	21,590	19,779
Utility Recoveries (RUBS Income) [Member] | Residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	21,383	19,598
Utility Recoveries (RUBS Income) [Member] | Non-residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	207	181
Parking Rent [Member]
Operating Leased Assets [Line Items]
Total lease revenue	10,991	10,881
Parking Rent [Member] | Residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	10,882	10,783
Parking Rent [Member] | Non-residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	109	98
Other Lease Revenue [Member]
Operating Leased Assets [Line Items]
Total lease revenue	(6,920)	(6,344)
Other Lease Revenue [Member] | Residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	(7,589)	(6,301)
Other Lease Revenue [Member] | Non-residential Leases [Member]
Operating Leased Assets [Line Items]
Total lease revenue	669	(43)
Parking Revenue
Operating Leased Assets [Line Items]
Rental income	10,203	8,808
Other Revenue
Operating Leased Assets [Line Items]
Rental income	18,486	16,570
Other Rental Income [Member]
Operating Leased Assets [Line Items]
Rental income	$ 28,689	$ 25,378