v3.26.1
Loss and Loss Adjustment Expense Reserves (Tables)
6 Months Ended
Jun. 30, 2026
Loss and Loss Adjustment Expenses Reserves [Abstract]  
Schedule of Liability for Unpaid Claims and Claims Adjustment Expense
Activity in the loss and loss adjustment expense reserves is summarized as follows:
June 30,
(millions)20262025
Balance at January 1$43,310 $39,057 
Less reinsurance recoverables on unpaid losses3,807 4,487 
Net balance at January 139,503 34,570 
Incurred related to:
Current year29,401 27,016 
Prior years(1,002)(607)
Total incurred28,399 26,409 
Paid related to:
Current year13,928 12,842 
Prior years12,073 10,883 
Total paid26,001 23,725 
Net balance at June 30
41,901 37,254 
Plus reinsurance recoverables on unpaid losses3,666 3,900 
Balance at June 30
$45,567 $41,154