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Investment Activity (Tenant Purchase and Sale Agreement) (Details) - Senior Living Campuses - Disposal Group, Held-for-sale, Not Discontinued Operations - 2025 Disposal Group - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Real Estate [Line Items]
Purchase price	$ 39.0		$ 39.0
Rental income	0.6	$ 0.7	2.0	$ 2.1
Net real estate balance	$ 18.6		$ 18.6

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Amount classified as assets attributable to disposal group held for sale or disposed of.

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