v3.25.3

Investments - Narrative (Details)	Sep. 30, 2025 USD ($) security	Dec. 31, 2024 USD ($) security
Debt Securities, Available-for-Sale [Line Items]
Number of securities \| security	109	431
Number of positions \| security	1,476	1,713
Debt securities, available-for-sale, continuous unrealized loss position, largest single amount \| $	$ 100,000	$ 500,000
Percentage of hold back to redemption	10.00%
Percentage of total net asset value of multi asset credit fund	15.00%
Unfunded investment commitments \| $	$ 45,700,000	$ 0
Maximum
Debt Securities, Available-for-Sale [Line Items]
Percentage of total net asset value of hedge fund	91.00%
Minimum
Debt Securities, Available-for-Sale [Line Items]
Percentage of total net asset value of hedge fund	9.00%

Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Largest Single Amount

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Debt Securities, Available-for-Sale, Number of Positions

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Percentage Of Hold Back To Redemption

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Percentage of Total Net Asset Value Of Hedge Fund

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Percentage of Total Net Asset Value Of Multi Asset Credit Fund

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Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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The amount of unfunded commitments for which the entity is obligated, to those certain investments for which net asset value per share is calculated (including by unit, membership interest, or other equity (ownership interest) unit measure) (alternative investments).

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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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Fidelis Insurance Holdings Ltd 6-K