Defined Severance Benefits (Tables)

12 Months Ended

Dec. 31, 2023

Retirement Benefits [Abstract]

Schedule of Defined Benefits Liabilities

Changes in defined severance benefits obligation were as follows:

(in millions)	2023		2022
Beginning balance, January 1	$	304	$	283
Current service cost	141		143
Interest cost	14		9
Actuarial losses (gains)	22		(32)
Payments from plans	(84)		(81)
Cumulative effects of foreign currency translation	(1)		(18)
Ending balance, December 31	$	396	$	304
Current	$	82	$	78
Noncurrent	$	314	$	226

Schedule of Components of Net Periodic Costs

Net periodic cost consists of the following:

(in millions)	2023		2022		2021
Current service costs	$	141	$	143	$	121
Interest cost	14		9		3
Amortization of:
Prior service cost	3		3		—
Net actuarial loss	1		6		4
Net periodic benefit cost	$	159	$	161	$	128

Schedule of Principal Actuarial Assumptions Used to Determine Defined Benefits Liabilities and Net Period Cost

The principal actuarial assumptions used to determine defined severance benefits obligation were as follows:

	December 31, 2023			December 31, 2022
Discount rates	4.30%	–	4.80%	5.10%	–	5.30%
Salary growth rates	5.00%	–	7.00%	5.00%	–	8.00%

The principal actuarial assumptions used to determine the net periodic cost were as follows:

	2023					2022					2021
Discount rates	5.10	%	–	5.30	%	2.70	%	–	3.00	%	1.73	%	–	2.57	%
Salary growth rates	5.00	%	–	8.00	%	5.00	%	–	5.24	%	1.48	%	–	5.00	%

Schedule of Expected Maturity Analysis of Undiscounted Defined Severance Benefits

The expected maturity analysis of undiscounted defined severance benefits as of December 31, 2023 was as follows:

(in millions)	Less than 1 year		Between 1-2 years		Between 2-5 years		Over 5 years		Total
Defined severance benefits	$	87	$	90	$	275	$	437	$	889