Retirement Plans and Other Retiree Benefits - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
ERISA litigation matter	$ 267		$ 0	$ 267	$ 0
Expected benefit payments from company assets			95
Pension Plans | United States
Defined Benefit Plan Disclosure [Line Items]
ERISA litigation matter		$ 267	0	267	0
Actuarial gain			$ (39)	$ (43)	(46)
Percentage of investments in Company's common stock			0.00%	0.00%
U.S. plans assets purchased to Company (in shares)			0	0
Defined benefit plan dividends received on employer securities			$ 0	$ 0
Expected long-term rate of return on plan assets			6.50%
Average annual rates of return for the most recent 1-year period			5.00%
Average annual rates of return for the most recent 5-year period			2.00%
Average annual rates of return for the most recent 10-year period			4.00%
Average annual rates of return for the most recent 15-year period			6.00%
Average annual rates of return for the most recent 25-year period			5.00%
Other postretirement charges			$ 5	3	13
Voluntary contributions to postretirement plans			0	0	0
Pension Plans | International
Defined Benefit Plan Disclosure [Line Items]
ERISA litigation matter			0	0	0
Actuarial gain			$ (5)	(5)	(7)
Expected long-term rate of return on plan assets			5.69%
Other postretirement charges			$ 0	2	4
Other Retiree Benefit Plans
Defined Benefit Plan Disclosure [Line Items]
ERISA litigation matter			0	0	0
Actuarial gain			$ (4)	(1)	(14)
Medical cost trend rate assumed for next fiscal year			7.00%
Ultimate medical cost trend rate			4.50%
Year which ultimate medical cost trend rate is reached			2030
Other postretirement charges			$ 0	$ 0	$ 2
Defined Benefit Plan, Health Care Cost Trend Rate Assumed			5.00%