Pension Plan and Other Postretirement Benefits (Tables)

3 Months Ended

Mar. 31, 2020

Retirement Benefits [Abstract]

Pension and Other Postretirement Benefit Costs

The Company maintains defined pension and other postretirement benefit plans, which cover substantially all of the Company’s employees.  Net periodic pension costs include the following components for the three months ended March 31, 2020 and 2019:

	Consolidated Statements of Operations Classification of Net Periodic Benefit Cost	For the three months ended March 31,
(in millions)		2020		2019
Service cost	General and administrative expenses	$	2	$	2
Interest cost	Other Income (Loss), Net	1		1
Expected return on plan assets	Other Income (Loss), Net	(1)		(2)
Amortization of prior service cost	Other Income (Loss), Net	—		—
Amortization of net loss	Other Income (Loss), Net	—		1
Net periodic benefit cost		$	2	$	2