The face amount of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.

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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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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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The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
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Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount awarded to other party in judgment or settlement of litigation.

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The difference between the maximum amount of estimated loss and the amount recorded as of the balance sheet date.

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-SubTopic 20
-Name Accounting Standards Codification
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Contingencies, Commitments and Guarantees (Contingencies, Commitments and Guarantees - Narrative) (Details) - USD ($) $ in Millions	Jul. 27, 2026	Jun. 30, 2026	Dec. 31, 2025
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Cumulative maximum indemnities and guarantees contractual limitation		$ 83.0
Liabilities for indemnities, guarantees and commitments		0.0	$ 0.0
Lawrence Martin v. Brighthouse Life Insurance Company \| Subsequent Event
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Litigation settlement, amount awarded to other party	$ 9.3
Minimum \| Non-litigation loss
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Loss contingency, range of possible loss, portion not accrued		0.0
Maximum
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Loss contingency, range of possible loss, portion not accrued		10.0
Maximum \| Non-litigation loss
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Loss contingency, range of possible loss, portion not accrued		100.0
Mortgage Loan Commitments
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Fair value disclosure, off-balance sheet risks, face amount, liability		441.0	436.0
Commitments to Fund Partnership Investments and Private Corporate Bond Investments
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Fair value disclosure, off-balance sheet risks, face amount, liability		$ 1,200.0	$ 1,400.0