XML 62 R51.htm IDEA: XBRL DOCUMENT v3.24.2
RESERVE FOR CLAIMS AND CLAIM EXPENSES - Schedule of Reserve for Claims and Claim Expenses by Segment (Details) - USD ($)
$ in Thousands
Jun. 30, 2024
Dec. 31, 2023
Jun. 30, 2023
Liability for Claims and Claims Adjustment Expense [Line Items]      
Case Reserves $ 4,974,009 $ 5,262,596  
Additional Case Reserves 1,629,685 1,662,570  
IBNR 14,137,234 13,561,703  
Total 20,740,928 20,486,869 $ 16,138,128
Property | Operating Segments      
Liability for Claims and Claims Adjustment Expense [Line Items]      
Case Reserves 2,059,363 2,461,580  
Additional Case Reserves 1,425,623 1,459,010  
IBNR 3,511,286 3,913,030  
Total 6,996,272 7,833,620  
Casualty and Specialty | Operating Segments      
Liability for Claims and Claims Adjustment Expense [Line Items]      
Case Reserves 2,914,646 2,801,016  
Additional Case Reserves 204,062 203,560  
IBNR 10,625,948 9,648,673  
Total $ 13,744,656 $ 12,653,249