v3.26.1
Comprehensive Income - (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Comprehensive Income [Line Items]        
Unrealized changes on fixed-maturity securities Balance at the beginning of the period $ (361) $ 0 $ 0 $ 0
Deferred income taxes 218 0 339 0
Other comprehensive loss, net of income taxes (654) 0 (1,015) 0
Unrealized changes on fixed-maturity securities Balance at the end of the period (1,015) 0 (1,015) 0
U.S. Treasury Securities        
Comprehensive Income [Line Items]        
Unrealized losses on available-for-sale fixed-maturity securities $ (872) $ 0 $ (1,354) $ 0