Insurance and Contractholder Liabilities - Future Policy Benefits - Interest Rates and Duration (Details) - Other Operations - Life and annuity insurance products |
Sep. 30, 2025 |
Sep. 30, 2024 |
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| Insurance and Contractholder Liabilities [Line Items] | ||
| Interest accretion rate | 5.64% | 5.64% |
| Current discount rate | 5.11% | 4.81% |
| Weighted average duration | 10 years 9 months 18 days | 11 years 3 months 18 days |
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- References No definition available.
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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 the 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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