Retirement Plans and Other Retiree Benefits - Schedule of Components of Net Periodic Benefit Cost (Details) - USD ($)	3 Months Ended			9 Months Ended
	Sep. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Components of net periodic benefit cost
ERISA litigation matter				$ 267,000,000	$ 0
Employee-Related Costs  | Global Productivity Initiative
Components of net periodic benefit cost
Other postretirement charges	$ 0		$ 1,000,000	4,000,000	13,000,000
Other Retiree Benefits
Components of net periodic benefit cost
Service cost	2,000,000		5,000,000	6,000,000	16,000,000
Interest cost	7,000,000		11,000,000	29,000,000	30,000,000
Expected return on plan assets	0		0	0	(1,000,000)
Amortization of actuarial loss (gain)	(6,000,000)		(3,000,000)	(14,000,000)	8,000,000
Net periodic benefit cost	3,000,000		13,000,000	21,000,000	53,000,000
Other postretirement charges	0		0	0	1,000,000
ERISA litigation matter				0	0
Total pension cost	3,000,000		13,000,000	21,000,000	54,000,000
International | Pension Benefits
Components of net periodic benefit cost
Service cost	3,000,000		2,000,000	9,000,000	10,000,000
Interest cost	6,000,000		8,000,000	22,000,000	14,000,000
Expected return on plan assets	(5,000,000)		(5,000,000)	(14,000,000)	(10,000,000)
Amortization of actuarial loss (gain)	1,000,000		2,000,000	3,000,000	5,000,000
Net periodic benefit cost	5,000,000		7,000,000	20,000,000	19,000,000
Other postretirement charges	0		0	0	0
ERISA litigation matter				0	0
Total pension cost	5,000,000		7,000,000	20,000,000	19,000,000
United States
Components of net periodic benefit cost
Amortization of actuarial loss (gain)			(398,000,000)
United States | Pension Benefits
Components of net periodic benefit cost
Service cost	0		0	0	1,000,000
Interest cost	20,000,000		16,000,000	68,000,000	48,000,000
Expected return on plan assets	(20,000,000)		(23,000,000)	(61,000,000)	(75,000,000)
Amortization of actuarial loss (gain)	12,000,000		10,000,000	34,000,000	33,000,000
Net periodic benefit cost	12,000,000		3,000,000	41,000,000	7,000,000
Other postretirement charges	0		(1,000,000)	4,000,000	12,000,000
ERISA litigation matter		$ 267,000,000		267,000,000	0
Total pension cost	12,000,000		2,000,000	312,000,000	19,000,000
Voluntary benefit plan contribution	$ 0		$ 0	$ 0	$ 0