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Company Restructuring (Tables)
3 Months Ended
Mar. 31, 2023
Restructuring and Related Activities [Abstract]  
Schedule of changes in the restructuring liability
Restructuring activity during the period
($ in millions)
Employee
costs
Exit
costs
Total
liability
Restructuring liability as of December 31, 2022$27 $$34 
Expense incurred
28 34 
Adjustments to liability(2)(5)(7)
Payments and non-cash charges(16)(28)(44)
Restructuring liability as of March 31, 2023$15 $2 $17