Variable Interest Entities (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022		Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021
Assets:
Net real estate investments	$ 35,690,499			$ 34,139,819	[1]
Cash and cash equivalents	2,582,037			631,681	[1]
Receivables and other assets	1,235,921			1,140,838	[1]
Total assets	41,654,702			37,893,233	[1]
Liabilities and equity:
Secured debt	2,380,253			2,110,815	[1]
Lease liabilities	365,115			415,824	[1]
Total equity	23,573,826	$ 21,823,923	$ 21,203,960	21,009,553	[1]	$ 20,056,685	$ 19,453,895	$ 18,732,066	$ 18,596,579
Total liabilities and equity	41,654,702			37,893,233	[1]
VIE, Primary Beneficiary
Assets:
Net real estate investments	1,453,823			1,499,078
Cash and cash equivalents	3,030			15,582
Receivables and other assets	30,641			9,949
Total assets	1,487,494			1,524,609
Liabilities and equity:
Secured debt	24,256			155,992
Lease liabilities	1,328			1,329
Accrued expenses and other liabilities	6,131			28,417
Total equity	1,455,779			1,338,871
Total liabilities and equity	$ 1,487,494			$ 1,524,609

[1] The consolidated balance sheet at December 31, 2022 has been derived from the audited financial statements at that date but does not include all of the information and footnotes required by U.S. generally accepted accounting principles for complete financial statements.