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Reinsurance - Quota Share Reinsurance (Details) - Reinsurance Policy, Type [Axis]: Quota Share Reinsurance - USD ($) $ in Billions				9 Months Ended	30 Months Ended
	Jul. 01, 2024	Jun. 30, 2024	Dec. 31, 2021	Sep. 30, 2024	Jun. 30, 2024
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Ceding Commission	26.00%	20.00%
QSR-2019
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Ceding Percentage				20.00%
Ceding Commission				26.00%
Profit Commission			60.00%	62.50%
Ceded premiums earned related to percent of risk on eligible single premium policies				40.00%
QSR-2022
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Ceding Percentage				20.00%
Ceding Commission				20.00%
Profit Commission	62.50%	63.00%		62.00%	63.00%
RIF ceded				$ 8.6
QSR-2023
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Ceding Percentage				17.50%
Ceding Commission				20.00%
Profit Commission				58.00%
QSR-2024
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Ceding Percentage				15.00%
Ceding Commission				20.00%
Profit Commission				57.00%

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Subsection 17
-Paragraph Column F
-Publisher SEC

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