Variable Interest Entities (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021		Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020
Assets:
Net real estate investments	$ 33,836,690			$ 32,287,110	[1]
Cash and cash equivalents	343,446			269,265	[1]
Receivables and other assets	1,270,874			803,453	[1]
Total assets	37,414,488			34,910,325	[1]
Liabilities and equity:
Secured debt	2,121,628			2,192,261	[1]
Lease liabilities	410,415			545,944	[1]
Total equity	20,056,685	$ 19,453,895	$ 18,732,066	18,596,579	[1]	$ 17,782,916	$ 16,850,829	$ 16,691,017	$ 16,881,572
Total liabilities and equity	37,414,488			34,910,325	[1]
VIE, Primary Beneficiary
Assets:
Net real estate investments	444,485			445,776
Cash and cash equivalents	12,186			9,964
Receivables and other assets	8,588			7,617
Total assets	465,259			463,357
Liabilities and equity:
Secured debt	162,072			163,519
Lease liabilities	1,329			1,324
Accrued expenses and other liabilities	15,138			12,394
Total equity	286,720			286,120
Total liabilities and equity	$ 465,259			$ 463,357

[1] The consolidated balance sheet at December 31, 2021 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.