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Restructuring - Restructuring Expenses Included in Consolidated Statements of Operations (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring	$ 33	$ 5
Strategic and Operational Efficiency Restructuring Program
Restructuring Cost and Reserve [Line Items]
Restructuring	33	0
Cost incurred to date	78
Employee Severance And Other Restructuring Charges | Strategic and Operational Efficiency Restructuring Program
Restructuring Cost and Reserve [Line Items]
Restructuring	31	0
Cost incurred to date	76
Real estate related costs | Strategic and Operational Efficiency Restructuring Program
Restructuring Cost and Reserve [Line Items]
Restructuring	2	$ 0
Cost incurred to date	$ 2

X

- Definition

Amount of costs incurred to date for the specified restructuring cost.

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