Other Assets (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
Dec. 31, 2025 |
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| Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] | |||||
| Property and equipment | $ 31.3 | $ 31.3 | $ 31.6 | ||
| Deferred policy acquisition costs | 44.4 | 44.4 | 28.6 | ||
| Deferred consideration | 0.0 | 0.0 | 25.0 | ||
| Prepaid expenses | 7.1 | 7.1 | 5.7 | ||
| Claims receivable | 0.6 | 0.6 | 0.9 | ||
| Lease right-of-use assets | 1.8 | 1.8 | 1.6 | ||
| Other | 10.4 | 10.4 | 10.2 | ||
| Total other assets | 95.6 | 95.6 | $ 103.6 | ||
| Policy acquisition costs, deferred | 26.9 | $ 19.0 | 62.6 | $ 56.6 | |
| Amortized deferred policy acquisition costs | $ (18.8) | $ 12.3 | $ (46.8) | $ 39.2 | |
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- Definition Deferred Consideration, Sale Of Business No definition available.
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- Definition Deferred Policy Acquisition, Cost No definition available.
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- References No definition available.
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- Definition Amount of amortization expense (reversal of expense) for deferred policy acquisition costs. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of deferred policy acquisition cost capitalized on contract remaining in force. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount due in settlement of a claim for reimbursement from an insurance company when the Company has suffered a loss covered under an insurance policy. No definition available.
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of assets classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of other miscellaneous assets. No definition available.
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- Definition Carrying amount as of the balance sheet date of expenditures made in advance of when the economic benefit of the cost will be realized, and which will be expensed in future periods with the passage of time or when a triggering event occurs. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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