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Business Restructuring (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Impairment and Other Related Charges [Line Items]        
Business restructuring, net $ 36 $ 0 $ 36 $ (21)
Release of prior reserves and other adjustments     (48) (23)
Newly Approved Restructuring Actions        
Impairment and Other Related Charges [Line Items]        
Business restructuring, net     $ 84 $ 2