Restructuring - Narrative (Details) $ in Millions	6 Months Ended
	Jun. 30, 2023 USD ($) position	Dec. 31, 2022 USD ($)
2023 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Workforce reduction | position	290
Employee severance charges	$ 62
Reductions to restructuring reserve	6
Restructuring reserve balance	$ 56
2022 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Workforce reduction | position	1,440
Reductions to restructuring reserve	$ 91
Restructuring reserve balance	73	$ 164
2021 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring reserve balance	$ 2	$ 10