Financing Arrangements and Derivative Financial Instruments - Classification of Changes in Fair Values of Foreign Currency Contracts (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Financing Arrangements And Derivative Financial Instruments [Abstract]
Amount of gains (losses) deferred to AOCL	$ 0	$ 0	$ (5)
Reclassification adjustment for amounts recognized in CGS	$ 0	$ (1)	$ 4