Income Taxes (Details) - USD ($) |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Dec. 31, 2025 |
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| Income Tax Contingency [Line Items] | |||
| Effective income tax rate | (4.90%) | ||
| Effective income tax rate | (5.90%) | 117.00% | |
| Deferred tax asset for credit carryover resulting in no impact to total tax expense | $ 0 | $ 0 | |
| Increase in valuation allowance | 126,000,000 | ||
| Income tax expense (benefit) | 20,000,000 | $ 1,000,000 | |
| Unrealized Tax Losses, Available-For-Sale Securities | |||
| Income Tax Contingency [Line Items] | |||
| Increase in valuation allowance | 125,000,000 | ||
| Tax expense recorded to other comprehensive income | 126,000,000 | ||
| Deferred tax assets valuation allowance | 612,000,000 | $ 486,000,000 | |
| Charitable Contribution Carryforward | |||
| Income Tax Contingency [Line Items] | |||
| Increase in valuation allowance | $ 1,000,000 | ||
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- Definition Effective Income Tax Rate Reconciliation, Excluding Non-Controlling Interest, Percent No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from reserves and accruals. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of tax expense (benefit) allocated to other comprehensive income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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