Investments - Additional Information (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
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| Marketable Securities [Line Items] | |||||
| Equity securities, net unrealized gain | $ 3.4 | $ 5.1 | $ 3.7 | $ 4.2 | |
| Debt securities, unrealized gain (loss) | 0.5 | 1.4 | (0.5) | 2.2 | |
| Investments measured at NAV | 335.5 | 335.5 | $ 283.0 | ||
| Unfunded commitments, structures yet to be determined | 75.0 | 75.0 | |||
| Unrealized gain (loss) on debt securities | (0.2) | 0.0 | (0.2) | 0.0 | |
| Downward adjustments | 0.0 | 0.0 | 0.0 | 0.0 | |
| Upward adjustments | 0.0 | $ 0.0 | 0.0 | $ 0.0 | |
| Variable Interest Entity, Primary Beneficiary | |||||
| Marketable Securities [Line Items] | |||||
| Fair value of deconsolidated investment in affiliate, equity securities | $ 9.9 | $ 9.9 | $ 9.2 | ||
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- Definition Debt Securities, Unrealized Gain (Loss), Other Investments No definition available.
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- Definition Equity Securities, Fair Value, Consolidation No definition available.
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- Definition Fair Value, Investments, Structure Yet To Be Determined, Unfunded Commitments No definition available.
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- Definition Amount of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in net income (trading). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of loss from downward price adjustment on investment in equity security without readily determinable fair value. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of gain from upward price adjustment on investment in equity security without readily determinable fair value. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition 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). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition 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. No definition available.
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- Details
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