Derivative Financial Instruments Nature and Amount of Collateral Received From and Posted To Our Derivative Counterparties (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Derivative | ||
| Derivative Asset, Fair Value, Amount Offset Against Collateral | $ 7.0 | $ 5.8 |
| Derivative Liability, Subject to Master Netting Arrangement, Deduction of Financial Instrument Not Offset | 178.4 | 244.3 |
| Cash | ||
| Derivative | ||
| Cash Collateral from Counterparties | 0.0 | 1.6 |
| Cash Collateral Posted to Counterparties | 0.2 | 0.0 |
| Fixed Maturity Securities | ||
| Derivative | ||
| Fixed Maturity Securities received as Collateral | 7.0 | 4.2 |
| FMS Collateral Posted to Counterparties | $ 178.2 | $ 244.3 |
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- Definition Fair value of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and contract can be net settled by means outside contract or delivery of asset, subject to master netting arrangement or similar agreement and not elected or qualified to offset, deducted from derivative asset. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of obligation to return cash collateral under master netting arrangements that have not been offset against derivative assets. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of obligation to return securities collateral under master netting arrangements that have not been offset against derivative assets. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of right to receive securities collateral under master netting arrangements that have not been offset against derivative liabilities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Fair value of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and contract can be net settled by means outside contract or delivery of asset, subject to master netting arrangement or similar agreement and not elected or qualified to offset, deducted from derivative liability. 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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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