Restructuring and Transaction Costs - Summary of Restructuring And Transaction Costs (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Restructuring Cost And Reserve [Line Items]
Restructuring costs	$ 246	$ 9	$ 265	$ 27
Other Restructuring [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring costs	198	9	198	27
Transaction Costs [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring costs	$ 48	$ 0	$ 67	$ 0

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References + Details