v3.26.1
Loss and Loss Adjustment Expense Reserves (Tables)
3 Months Ended
Mar. 31, 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:
March 31,
(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 year14,278 13,082 
Prior years(451)(278)
Total incurred13,827 12,804 
Paid related to:
Current year5,356 4,881 
Prior years7,345 6,804 
Total paid12,701 11,685 
Net balance at March 31
40,629 35,689 
Plus reinsurance recoverables on unpaid losses3,748 4,133 
Balance at March 31
$44,377 $39,822