Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2023

Accounting Policies [Abstract]

Summary of Changes in Allowance for Credit Losses

The following table presents the changes in our allowance for expected credit losses for the periods presented:

	December 31,
	2023			2022			2021
	(in millions)
Allowance for expected credit losses:
Balance, beginning of period	$	28		$	28		$	33
Provision charged to expense		6			6			3
Write-offs, net of recoveries and other adjustments		(13	)		(6	)		(8	)
Balance, end of period	$	21		$	28		$	28