Dispositions, Real Property Held for Sale and Impairment - Narrative (Details) $ in Thousands	12 Months Ended
Dec. 31, 2024 USD ($) property	Dec. 31, 2023 USD ($) property	Dec. 31, 2022 USD ($) property
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Real estate held-for-sale \| $	$ 51,866	$ 372,883
Expected sale proceeds \| $	56,217
Impairment of assets \| $	$ 92,793	36,097	$ 17,502
Number of real estate properties	2,119
Sold or Held for sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from real estate dispositions, net \| $	$ (47,257)	$ 64,052	$ (18,855)
Seniors Housing Operating
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Properties classified as held for sale	6
Number of real estate properties	18	7	1
Triple-net
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Properties classified as held for sale	1
Number of real estate properties	3	3	2
Outpatient Medical
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of real estate properties	1		1

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Amount of operating income (loss) attributable to disposal group, including, but not limited to, discontinued operation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
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The number of real estate properties owned as of the balance sheet date.

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The cash inflow from the sale of formerly productive land held for sale, anything permanently fixed to it, including buildings, structures on it, and so forth.

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Amount of investment in land and building held for sale. Excludes real estate considered inventory.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
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