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Reinsurance (Tables)
12 Months Ended
Dec. 31, 2023
Reinsurance Disclosures [Abstract]  
Property Casualty Insurance Assumed And Ceded Business
The table below summarizes our consolidated property casualty insurance net written premiums, earned premiums and incurred loss and loss expenses:
(Dollars in millions)Years ended December 31,
202320222021
Direct written premiums$7,784 $7,002 $6,229 
Assumed written premiums597 619 515 
Ceded written premiums(335)(314)(265)
Net written premiums$8,046 $7,307 $6,479 
Direct earned premiums$7,407 $6,677 $5,996 
Assumed earned premiums569 561 443 
Ceded earned premiums(331)(314)(255)
Earned premiums$7,645 $6,924 $6,184 
Direct incurred loss and loss expenses$4,843 $4,495 $3,352 
Assumed incurred loss and loss expenses280 396 366 
Ceded incurred loss and loss expenses(165)(175)(122)
Incurred loss and loss expenses$4,958 $4,716 $3,596 
Life Insurance Assumed And Ceded Business
The table below summarizes our consolidated life insurance earned premiums and contract holders' benefits incurred:
(Dollars in millions)Years ended December 31,
202320222021
Direct earned premiums$394 $379 $370 
Ceded earned premiums(81)(78)(76)
Earned premiums$313 $301 $294 
Direct contract holders' benefits incurred$391 $394 $380 
Ceded contract holders' benefits incurred(75)(91)(67)
Contract holders' benefits incurred$316 $303 $313