Schedule III - Real Estate and Accumulated Depreciation - Footnotes (Details) $ in Millions	12 Months Ended
	Dec. 31, 2022 USD ($) property lease	Dec. 31, 2021 property	Dec. 31, 2020 property
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]
Number of property locations of investments	1,653	1,451
Owned properties	1,489	1,315
Number of ground lease interests	11
Properties securing investments in mortgage loans	153	126
Number of real estate subject to ground lease	5
Number of leases accounted for as loans receivable | lease	3
Number of real estate properties held for sale	4	9	8
Intangible lease assets | $	$ 77.1
Aggregate cost for federal income tax | $	$ 3,500.0
Buildings and improvements | Maximum
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]
Estimated useful life	40 years
Site improvements
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]
Estimated useful life	15 years