Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2023

Retirement Benefits [Abstract]

Schedule of Net Benefit Costs

Net Periodic Cost (Benefit)
	Pension Benefits								Other Postretirement Benefits
	Three Months Ended June 30,				Six Months Ended June 30,				Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022		2023		2022		2023		2022
Service cost	$	1	$	1	$	2	$	2	$	—	$	—	$	—	$	—
Interest cost	45		28		90		56		2		1		4		2
Expected return on plan assets	(59)		(50)		(118)		(101)		(1)		(1)		(1)		(1)
Amortization of prior service credit	—		—		—		—		(1)		(1)		(3)		(3)
Amortization of actuarial loss	7		16		14		31		1		1		2		3
Net periodic cost (benefit)	$	(6)	$	(5)	$	(12)	$	(12)	$	1	$	—	$	2	$	1