CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenue:
Rental and other income	$ 2,587,113	$ 2,291,766	$ 2,297,442
Management, development and other fees	6,333	3,084	3,819
Total revenue	2,593,446	2,294,850	2,301,261
Expenses:
Operating expenses, excluding property taxes	630,154	570,853	549,913
Property taxes	288,960	283,089	273,189
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
Depreciation expense	814,978	758,596	707,331
General and administrative expense	74,064	69,611	60,343
Casualty loss	0	3,119	0
Total expenses	2,056,441	1,926,701	1,826,659
Income from investments in unconsolidated entities	53,394	38,585	6,422
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
Income before income taxes	1,151,084	1,010,089	824,459
Income tax (expense) benefit	(14,646)	(5,733)	3,247
Net income	1,136,438	1,004,356	827,706
Net loss (income) attributable to noncontrolling interests	337	(57)	(76)
Net income attributable to common stockholders	1,136,775	1,004,299	827,630
Other comprehensive income:
Gain (loss) on cash flow hedges	23,647	993	(17,731)
Cash flow hedge losses reclassified to earnings	3,883	13,151	8,984
Comprehensive income	$ 1,164,305	$ 1,018,443	$ 818,883
Earnings per common share - basic:
Net income per common share - basic (in dollars per share)	$ 8.13	$ 7.19	$ 5.89
Earnings per common share - diluted:
Net income per common share - diluted (in dollars per share)	$ 8.12	$ 7.19	$ 5.89