Pension Plan and Other Postretirement Benefits (Tables)

9 Months Ended

Sep. 30, 2021

Retirement Benefits [Abstract]

Pension and Other Postretirement Benefit Costs

Net periodic pension costs include the following components for the three and nine months ended September 30, 2021 and 2020:

	Consolidated Statements of Operations Classification of Net Periodic Benefit Cost	For the three months ended September 30,				For the nine months ended September 30,
(in millions)		2021		2020		2021		2020
Service cost	General and administrative expenses	$	—	$	2	$	—	$	6
Interest cost	Other Income (Loss), Net	1		1		3		3
Expected return on plan assets	Other Income (Loss), Net	—		(2)		(3)		(5)
Amortization of net loss	Other Income (Loss), Net	—		1		—		1
Settlement loss	Other Income (Loss), Net	—		—		1		—
Net periodic benefit cost		$	1	$	2	$	1	$	5