CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Real estate:
Land and improvements	$ 4,645,240	$ 4,640,971
Buildings and improvements	18,852,853	18,804,510
Furniture, fixtures and equipment	1,202,848	1,174,135
Gross operating real estate	24,700,941	24,619,616
Less accumulated depreciation	(7,058,327)	(6,878,556)
Net operating real estate	17,642,614	17,741,060
Construction in progress, including land	1,211,405	1,072,543
Land held for development	177,889	179,204
Real estate assets held for sale, net	11,832	0
Total real estate, net	19,043,740	18,992,807
Cash and cash equivalents	254,466	613,189
Cash in escrow	121,598	121,056
Resident security deposits	36,347	36,815
Unconsolidated investments	219,143	212,084
Deferred development costs	64,348	58,489
Prepaid expenses and other assets	296,995	279,993
Right of use lease assets	138,258	143,331
Total assets	20,174,895	20,457,764
LIABILITIES AND EQUITY
Unsecured notes, net	7,353,721	7,602,305
Variable rate unsecured credit facility and commercial paper	0	0
Mortgage notes payable, net	713,174	713,740
Dividends payable	233,375	226,022
Payables for construction	84,978	72,802
Accrued expenses and other liabilities	322,851	306,186
Lease liabilities	157,414	162,671
Accrued interest payable	73,295	54,100
Resident security deposits	64,097	63,700
Total liabilities	9,002,905	9,201,526
Commitments and contingencies
Redeemable noncontrolling interests	2,734	2,685
Equity:
Preferred stock, $0.01 par value; $25 liquidation preference; 50,000,000 shares authorized at March 31, 2023 and December 31, 2022; zero shares issued and outstanding at March 31, 2023 and December 31, 2022	0	0
Common stock, $0.01 par value; 280,000,000 shares authorized at March 31, 2023 and December 31, 2022; 140,002,856 and 139,916,864 shares issued and outstanding at March 31, 2023 and December 31, 2022, respectively	1,401	1,400
Additional paid-in capital	10,764,461	10,765,431
Accumulated earnings less dividends	401,879	485,221
Accumulated other comprehensive income (loss)	1,438	1,424
Total stockholders' equity	11,169,179	11,253,476
Noncontrolling interests	77	77
Total equity	11,169,256	11,253,553
Total liabilities and equity	$ 20,174,895	$ 20,457,764