Summary of Significant Accounting Policies - Variable Interest Entity Disclosure (Details) - USD ($) $ in Thousands		Dec. 31, 2023	Dec. 31, 2022
Assets
Land, buildings and improvements — net lease and other		$ 12,095,458	$ 13,338,857
Land, buildings and improvements — operating properties		1,256,249	1,095,892
Net investments in finance leases and loans receivable		1,514,923	771,761
In-place lease intangible assets and other		2,308,853	2,659,750
Above-market rent intangible assets		706,773	833,751
Accumulated depreciation and amortization		(3,005,479)	(3,269,057)
Total assets	[1]	17,976,783	18,102,035
Liabilities
Non-recourse mortgages, net		579,147	1,132,417
Below-market rent and other intangible liabilities, net		136,872	184,584
Total liabilities	[1]	9,269,786	9,093,391
Variable Interest Entity
Assets
Land, buildings and improvements — net lease and other		237,858	590,390
Land, buildings and improvements — operating properties		39,422	143,390
Net investments in finance leases and loans receivable		595,524	144,103
In-place lease intangible assets and other		40,650	72,070
Above-market rent intangible assets		6,828	33,634
Accumulated depreciation and amortization		(23,580)	(176,379)
Total assets		947,509	843,500
Liabilities
Non-recourse mortgages, net		59,715	132,950
Below-market rent and other intangible liabilities, net		32	18,891
Total liabilities		$ 101,047	$ 199,633

[1] See Note 2 for details related to variable interest entities (“VIEs”).