Defined Severance Benefits - Schedule of Defined Benefits Liabilities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Defined benefit obligation, beginning balance	$ 396	$ 304
Current service costs	166	141	$ 143
Interest cost	16	14	9
Actuarial losses	52	22
Payments from plans	(79)	(84)
Cumulative effects of foreign currency translation	(60)	(1)
Defined benefit obligation, ending balance	491	396	$ 304
Current	96	82
Noncurrent	$ 395	$ 314