Business Optimization Initiatives (Tables)

12 Months Ended

Dec. 31, 2022

Business Optimization Initiatives [Abstract]

Business Optimization Initiatives

A summary of the activity for the year ended December 31, 2022 and ending balance at December 31, 2022, related to the liability for employee termination costs previously incurred in 2020, is as follows:

	Commercial & Specialty Business		Government Business		CarelonRx		Other		Total
2020 Business Optimization Initiatives
Liabilities for employee termination costs at January 1, 2022	$	61	$	57	$	1	$	3	$	122
Payments	(20)		(18)		—		(1)		(39)
Releases	—		—		—		(2)		(2)
Total liabilities for employee termination costs ending balance at December 31, 2022	$	41	$	39	$	1	$	—	$	81