Retirement Benefits

6 Months Ended

Jun. 30, 2022

Retirement Benefits [Abstract]

Retirement Benefits

Note 14. Retirement Benefits

The following table summarizes net periodic benefit cost (income) relating to our defined benefit pension plans:

	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Service cost	$	3	$	5	$	7	$	10
Interest cost	1		—		2		1
Expected return on plan assets	(1)		(1)		(3)		(3)
Amortization of prior service cost	(1)		(2)		(2)		(4)
Amortization of net actuarial loss	—		—		—		1
Net curtailments and settlements (Note 6)	—		(8)		—		(17)
Net periodic benefit cost (income)	$	2	$	(6)	$	4	$	(12)

The components of net periodic benefit cost (income) other than service cost and net curtailments and settlements are included in other (income) expense, net in our condensed consolidated statements of operations. Net curtailments and settlements are included in asset impairment, restructuring and other special charges in our condensed consolidated statements of operations.