Defined Benefit Pension Plans (Tables)

3 Months Ended

Mar. 31, 2020

Retirement Benefits [Abstract]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

e following table summarizes our net periodic pension cost for our defined benefit pension and postretirement plans during the three months ended March 31, 2020 and 2019:

	Three Months Ended March 31,
	2020			2019
Service cost	$	1		$	1
Other components of net periodic pension cost1:
Interest cost	3			4
Expected return on plan assets	(4		)	(4		)
Amortization of prior service cost	—			—
Amortization of net loss	1			1
Net periodic pension cost	$	1		$	2

¹Other components of net periodic pension cost are included in Other non-operating items on our Condensed Consolidated Statements of Income.