Goodwill and Intangible Assets, Net (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

The following table presents the changes in the carrying amounts of goodwill by segment, for the periods presented.

	Health Plans		Other			Total
	(In millions)
Balance, December 31, 2017	$	143	$	43		$	186
Acquisitions	—		—			—
Dispositions	—		(43		)	(43		)
Impairment and other	—		—			—
Balance, December 31, 2018	143		—			143
Acquisitions	—		—			—
Dispositions	—		—			—
Impairment and other	—		—			—
Balance, December 31, 2019	$	143	$	—		$	143

Summary of identified intangible assets, by major class

The following table provides the details of identified intangible assets, by major class, for the periods indicated:

	December 31, 2019						December 31, 2018
	Cost		Accumulated Amortization		Carrying Amount		Cost		Accumulated Amortization		Carrying Amount
	(In millions)
Contract rights and licenses	$	179	$	156	$	23	$	201	$	162	$	39
Provider networks	20		14		6		20		12		8
Total	$	199	$	170	$	29	$	221	$	174	$	47