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Number Of Commercial Mortgage Loans

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Related Party Transaction, Extension Period

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Related Party Transaction, Termination Fee Calculation Period

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Face (par) amount of debt instrument at time of issuance.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of fee payable for management of operations based on performance under arrangement, including, but not limited to, investment.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Amount of expense for investment management fee, including, but not limited to, expense in connection with research, selection, supervision, and custody of investment.

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The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

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Amount of liabilities classified as other.

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Professional and contract service expense includes cost reimbursements for support services related to contracted projects, outsourced management, technical and staff support.

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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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Related Party Transactions - Additional Information (Details) € in Millions, £ in Millions, $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2024 USD ($) Loan	Sep. 30, 2023 USD ($)	Mar. 31, 2023 USD ($) Loan	Sep. 30, 2024 USD ($) Loan	Sep. 30, 2023 USD ($)	Sep. 04, 2024	Dec. 31, 2023 USD ($) Loan	Mar. 31, 2023 EUR (€)	Mar. 31, 2023 GBP (£)	Feb. 08, 2023 USD ($)	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($)
Related Party Transaction [Line Items]
Termination fee, percent fee of base management fee	3			3
Outstanding amount	$ 622.8			$ 622.8			$ 669.3
Joint venture \| Eight Hospitals in Massachusetts
Related Party Transaction [Line Items]
Equity method investment, ownership percentage						41.20%
Atlas Facility
Related Party Transaction [Line Items]
Number of loans \| Loan	5			5			4
Secured Debt \| Credit Suisse Facility \| Line of Credit
Related Party Transaction [Line Items]
Outstanding amount										$ 632.3
Commercial Mortgage and Subordinated Portfolio Segment
Related Party Transaction [Line Items]
Number of commercial mortgage loans \| Loan			3
Mortgage loans on real estate, commercial and consumer, net	$ 8.3			$ 8.3			$ 95.5
Mixed Use Property - London \| Commercial Mortgage and Subordinated Portfolio Segment
Related Party Transaction [Line Items]
Mortgage loans on real estate, commercial and consumer, net \| £									£ 15.0
Various Properties In Europe \| Commercial Mortgage and Subordinated Portfolio Segment
Related Party Transaction [Line Items]
Mortgage loans on real estate, commercial and consumer, net			$ 219.0					€ 205.7
Mortgage loans on real estate, commercial and consumer, funded, net			$ 122.4					€ 115.0
Arrangement fees
Related Party Transaction [Line Items]
Incentive Fee Payable											$ 0.4	$ 0.2
Limited Liability Company
Related Party Transaction [Line Items]
Rate of management fees				1.50%
Extension period				1 year
Period of termination				180 days
Termination fee calculation period				24 months
Limited Liability Company \| Management Agreement
Related Party Transaction [Line Items]
Payable to related party	8.8			$ 8.8			$ 9.6
Affiliated Entity
Related Party Transaction [Line Items]
Debt instrument, face amount												$ 30.0
Affiliated Entity \| Management Agreement
Related Party Transaction [Line Items]
Management fees to related party	8.8	$ 9.5		27.4	$ 28.4
Professional and Contract Services Expense	$ 1.1	$ 0.8		$ 4.9	$ 2.1