Restructuring and Related Activities (Tables)

3 Months Ended

Mar. 31, 2024

Restructuring and Related Activities [Abstract]

Restructuring and Related Costs

Restructuring and Other Costs, Before Tax
	Incurred in the Three Months Ended March 31,				Cumulative Incurred Through March 31, 2024		Total Amount Expected to be Incurred
	2024		2023
Severance benefits	$	—	$	(3)	$	35	$	35
IT costs	—		1		25		25
Professional fees and other expenses	1		2		65		66
Total restructuring and other costs, before tax	$	1	$	—	$	125	$	126