v3.26.1
Segment Reporting - Narrative (Details)
$ in Billions
6 Months Ended
Sep. 30, 2025
segment
Jun. 30, 2026
USD ($)
segment
Dec. 31, 2025
USD ($)
Segment Reporting [Line Items]      
Number of reportable segments | segment 3 1  
Subsidiary of American National      
Segment Reporting [Line Items]      
Assets pledged under coinsurance reinsurance agreement | $   $ 1.4 $ 1.4