XML 45 R34.htm IDEA: XBRL DOCUMENT v3.24.3
Basis of Presentation (Details) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Share-Based Payment Arrangement        
Basis of Presentation [Abstract]        
Shares excluded from diluted EPS calculation (in shares) 0 0 0 0
CNA        
Basis of Presentation [Abstract]        
Subsidiary ownership (as a percent) 92.00%   92.00%