Insurance Liabilities - Interest Rates Used in Measurement of Insurance Liabilities and Durations of Insurance Liabilities (Details) |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Large case pensions | ||
| Liability for Future Policy Benefit, Activity [Line Items] | ||
| Interest accretion rate | 4.21% | 4.20% |
| Current discount rate | 5.37% | 5.24% |
| Weighted-average duration of long-duration insurance liabilities | 7 years 2 months 12 days | 7 years 2 months 12 days |
| Long-term care | ||
| Liability for Future Policy Benefit, Activity [Line Items] | ||
| Interest accretion rate | 5.11% | 5.11% |
| Current discount rate | 5.65% | 5.59% |
| Weighted-average duration of long-duration insurance liabilities | 11 years 1 month 6 days | 11 years 4 months 24 days |
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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/2003/role/disclosureRef
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- Definition Current weighted-average discount rate used to measure liability for future policy benefit. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted-average duration of liability for future policy benefit, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Original weighted-average discount rate at contract issue date used to measure liability for future policy benefit. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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