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Restructuring and Related Activities (Details) - USD ($)	12 Months Ended			36 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2025	Jan. 01, 2025	Jan. 01, 2024	Jan. 01, 2023
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	$ 53,000,000	$ 42,000,000	$ 59,000,000	$ 53,000,000	$ 42,000,000	$ 59,000,000	$ 0
Restructuring and Related Cost, Incurred Cost	226,000,000	221,000,000	250,000,000	697,000,000
Payments for Restructuring	(219,000,000)	(237,000,000)	(172,000,000)
Restructuring Reserve, Accrual Adjustment	$ 4,000,000	(1,000,000)	(19,000,000)
Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration]	Operating Income (Loss)
Restructuring and Related Cost, Expected Cost	$ 250,000,000			250,000,000
International Developmental Licensed Markets & Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost	201,000,000
International Operated Markets
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost	25,000,000
Special Termination Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	34,000,000	23,000,000	41,000,000	34,000,000	23,000,000	41,000,000	0
Restructuring and Related Cost, Incurred Cost	32,000,000	6,000,000	96,000,000
Payments for Restructuring	(21,000,000)	(24,000,000)	(52,000,000)
Restructuring Reserve, Accrual Adjustment	0	0	(3,000,000)
Contract Termination
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	4,000,000	4,000,000	11,000,000	4,000,000	4,000,000	11,000,000	0
Restructuring and Related Cost, Incurred Cost	1,000,000	1,000,000	32,000,000
Payments for Restructuring	(1,000,000)	(8,000,000)	(21,000,000)
Restructuring Reserve, Accrual Adjustment	0	0	0
Other Restructuring
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	15,000,000	15,000,000	7,000,000	$ 15,000,000	$ 15,000,000	$ 7,000,000	$ 0
Restructuring and Related Cost, Incurred Cost	193,000,000	214,000,000	122,000,000
Payments for Restructuring	(197,000,000)	(205,000,000)	(99,000,000)
Restructuring Reserve, Accrual Adjustment	$ 4,000,000	$ (1,000,000)	$ (16,000,000)