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Future Policy Benefits - Narrative (Details) | 3 Months Ended | 6 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Liability for Future Policy Benefit, Activity [Line Items] |  |  |  |
Future policy benefits as level percentage | 100.00% | 100.00% | 100.00% | 100.00%

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