Pension and Other Postretirement Benefits (Tables)

3 Months Ended

Mar. 31, 2023

Compensation And Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost

The components of net periodic benefit cost were as follows:

	Pension benefits						Other postretirement benefits
First quarter ended March 31,	2023			2022			2023			2022
Service cost	$	2		$	3		$	1		$	1
Interest cost(1)		31			27			6			4
Expected return on plan assets(1)		(39	)		(44	)		—			—
Recognized net actuarial loss(1)		7			28			1			4
Amortization of prior service cost(1)		—			—			(3	)		(3	)
Net periodic benefit cost	$	1		$	14		$	5		$	6

(1)These amounts were reported in Other (expenses) income, net on the accompanying Statement of Consolidated Operations (see Note Q).