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Restructuring (Tables)
6 Months Ended
Jun. 30, 2023
Restructuring and Related Activities [Abstract]  
Schedule of restructuring activity
The following table summarizes restructuring reserve activity for the period indicated (in millions):
 Three Months Ended June 30, 2023Six Months Ended June 30, 2023
Accrued liability, beginning of period$28 $— 
Charges— 42 
Payments(22)(36)
Adjustments(1)(1)
Accrued liability, end of period$$