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Restructuring Program - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2023
Jun. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Restructuring and Related Activities [Abstract]          
Restructuring charges $ 11 $ 496 $ 0 $ 507 $ 0
Severance and employee-related costs 11 344      
Asset impairment charges   $ 152      
Payments related to severance and employee-related costs $ 58