Capital Expenditure Funding, Amount Committed

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Capital Expenditure Funding, Amount Funded

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Capital Expenditure Funding, Cost of Capital, Percent Committed

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Financing Receivable, Allowance For Credit Loss, Unfunded Loan Commitments

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Financing Receivable, Held For Sale, Number Of Contracts

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Loans Receivable, Interest Income, Amortization Period

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Loans Receivable, Market Rate

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Loans Receivable, Stated Interest Rate

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Noncash or Part Noncash, Interest Income

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Number Of Properties To Be Sold

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of expense (reversal of expense) for expected credit loss on right to consideration in exchange for good or service transferred to customer when right to consideration is unconditional.

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Amount of gain (loss) on sale of financing receivable.

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The net gain (loss) resulting from sales and other disposals of real estate owned for investment purposes.

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Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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Amount, before allowance for credit loss, of financing receivable.

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Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

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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 sale of buildings.

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The cash inflow associated with the sale of receivables arising from the financing of goods and services.

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Loans Receivable - Narrative (Details)		1 Months Ended				3 Months Ended		9 Months Ended	12 Months Ended
Loans Receivable - Narrative (Details)	Jan. 31, 2020 USD ($) property	Apr. 30, 2021 USD ($) property	Jan. 31, 2021 USD ($) property	Dec. 31, 2020 USD ($) property	Nov. 30, 2020 USD ($) property	Mar. 31, 2021 USD ($) property	Mar. 31, 2020 USD ($) property	Dec. 31, 2021 property	Dec. 31, 2020 USD ($) property	Oct. 31, 2019 property
Loans Receivable:
Property count \| property	15
Financing receivable, after allowance for credit loss				$ 195,375,000		$ 740,142,000			$ 195,375,000
Loss on sale of financing receivable							$ (42,000,000)
Net cash provided by financing activities						(924,119,000)	761,421,000
Reduction of gain on sale of real estate						0	(2,069,000)
Credit loss reserve on unfunded loan commitments				1,000,000		400,000			1,000,000
Credit loss expenses						3,000,000	$ 8,000,000
Sunrise Senior Housing Portfolio \| SHOP
Loans Receivable:
Net cash provided by financing activities			$ 410,000,000
Capital expenditure funding, amount committed			$ 92,000,000
Capital expenditure funding, amount funded						0
Capital expenditure funding, cost of capital, percent committed			65.00%
Secured mortgage loans
Loans Receivable:
Financing receivable, gross				$ 161,530,000		$ 724,389,000			$ 161,530,000
SHOP
Loans Receivable:
Number of assets to be sold \| property			16			1	7		23
SHOP \| Subsequent Event
Loans Receivable:
Number of assets to be sold \| property		2
SHOP \| Discovery SHOP Portfolio \| Subsequent Event
Loans Receivable:
Number of assets to be sold \| property		10
SHOP \| Sunrise Senior Housing Portfolio
Loans Receivable:
Number of assets to be sold \| property			32
Proceeds from sale of buildings			$ 664,000,000
Net cash provided by financing activities			410,000,000
SHOP \| Sunrise Senior Housing Portfolio \| Subsequent Event
Loans Receivable:
Number of assets to be sold \| property								2
SHOP \| Atria SHOP Portfolio
Loans Receivable:
Number of assets to be sold \| property				4
Proceeds from sale of buildings				$ 94,000,000
Net cash provided by financing activities				$ 61,000,000
SHOP \| Secured Loans \| Discovery SHOP Portfolio \| Subsequent Event
Loans Receivable:
Number of loan receivables \| property		2
Other non-reportable
Loans Receivable:
Number of assets to be sold \| property									1
Proceeds from sale of buildings									$ 1,000,000
Secured Loans
Loans Receivable:
Number of loan receivables \| property					1
Financing receivable, gross					$ 10,000,000
Proceeds from sale of receivables					8,000,000
Loss on sale of financing receivable					$ 2,000,000
Secured mortgage loans
Loans Receivable:
Number of loan receivables \| property				1					1
Financing receivable, gross				$ 115,000,000					$ 115,000,000
Proceeds from sale of receivables				109,000,000
Loss on sale of financing receivable				$ 6,000,000
Brookedale MTCA
Loans Receivable:
Reduction of gain on sale of real estate	$ (164,000,000)
Assets Leased to Others \| Other non-reportable
Loans Receivable:
Property count \| property				1					1
Assets Leased to Others \| Brookedale MTCA \| Other non-reportable
Loans Receivable:
Property count \| property	13
CCRC JV \| Brookedale MTCA
Loans Receivable:
Property count \| property	15
CCRC JV \| Assets Leased to Others \| Other non-reportable
Loans Receivable:
Property count \| property										15
CCRC JV \| Assets Leased to Others \| Brookedale MTCA \| Other non-reportable
Loans Receivable:
Property count \| property	13
Financing receivable, after allowance for credit loss	$ 30,000,000			$ 23,000,000		$ 24,000,000			$ 23,000,000
SHOP
Loans Receivable:
Proceeds from sale of buildings			230,000,000			5,000,000	$ 36,000,000		$ 190,000,000
Net cash provided by financing activities			150,000,000
Reduction of gain on sale of real estate			$ (59,000,000)			$ 16,000,000
Loans receivable, market rate						5.25%
Non-cash interest income						$ 2,000,000	$ 0
SHOP \| Subsequent Event
Loans Receivable:
Proceeds from sale of buildings		$ 13,000,000
SHOP \| Minimum
Loans Receivable:
Loans receivable, stated interest rate						3.50%
Interest income, amortization period						1 year
SHOP \| Maximum
Loans Receivable:
Loans receivable, stated interest rate						4.50%
Interest income, amortization period						3 years
SHOP \| Discovery SHOP Portfolio \| Subsequent Event
Loans Receivable:
Proceeds from sale of buildings		$ 334,000,000
SHOP \| Atria SHOP Portfolio
Loans Receivable:
Number of assets to be sold \| property				12
Proceeds from sale of buildings				$ 312,000,000
Reduction of gain on sale of real estate				$ (39,000,000)