Employee Benefit Plans - Pension Plans and Retiree Health Benefit Plans (Details) - USD ($) $ in Millions	6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Schedule of Defined Benefit Plans Disclosures [Line Items]
Defined benefit plan, contributions by employer	$ 58	$ 32	$ 102
Defined benefit plan, expected future employer contributions	150
Pension Benefits
Schedule of Defined Benefit Plans Disclosures [Line Items]
Defined benefit plan, contributions by employer	49	25	81
Defined benefit plan, expected future employer contributions	130
Retiree Health
Schedule of Defined Benefit Plans Disclosures [Line Items]
Defined benefit plan, contributions by employer	9	7	21
Defined benefit plan, expected future employer contributions	20
U.S. Plans | Pension Benefits
Schedule of Defined Benefit Plans Disclosures [Line Items]
Defined benefit plan, contributions by employer	35	12	53
Defined benefit plan, expected future employer contributions	100
Non-U.S. Plans | Pension Benefits
Schedule of Defined Benefit Plans Disclosures [Line Items]
Defined benefit plan, contributions by employer	14	$ 13	$ 28
Defined benefit plan, expected future employer contributions	$ 30