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Restructuring and Related Activities (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2026	Mar. 31, 2026	Dec. 31, 2025	Mar. 31, 2025	Dec. 31, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 0	$ 0	$ (14)	$ 0
2023 and 2024 Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	0	0	0	0
Payments for Restructuring	(3)	(6)	(7)	(13)
Restructuring Reserve, Settled without Cash	(1)	0	(1)	0
Restructuring Reserve	8	30	8	30		$ 12	$ 16	$ 36	$ 43
2026 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	14
Employee Severance \| 2023 and 2024 Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	0	0	0	0
Payments for Restructuring	0	0	0	(3)
Restructuring Reserve, Settled without Cash	0	0	0	0
Restructuring Reserve	0	1	0	1		0	0	1	4
Employee Severance \| 2026 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	0		14
Payments for Restructuring	(1)		(13)
Restructuring Reserve, Settled without Cash	1		1
Restructuring Reserve	2		2		$ 0	2
Facility Closing \| 2023 and 2024 Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	0	0	0	0
Payments for Restructuring	(3)	(6)	(7)	(10)
Restructuring Reserve, Settled without Cash	(1)	0	(1)	0
Restructuring Reserve	$ 8	$ 29	$ 8	$ 29		$ 12	$ 16	$ 35	$ 39