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Other Income - Net
12 Months Ended
Dec. 31, 2022
Other Income and Expenses [Abstract]  
Other Income - Net Other Income – Net
 202220212020
 ($ in millions)
   
Pension and other postretirement benefits (Note 12)$126 $102 $91 
COLI – net(77)17 85 
Other(36)(42)(23)
Total$13 $77 $153