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Segment Information (Tables)

12 Months Ended

Dec. 31, 2018

Segment Reporting [Abstract]

Operating segment information

		Health Plans				Other				Consolidated
		(In millions)
2018
Total revenue		$	18,471			$	419			18,890
Margin		2,475				43				2,518
Goodwill, and intangible assets, net		190				—				190
Total assets		6,165				989				7,154
2017
Total revenue		$	19,352			$	531			$	19,883
Margin		1,781				29				1,810
Goodwill, and intangible assets, net		212				43				255
Total assets		6,347				2,124				8,471
2016
Total revenue		$	17,234			$	548			$	17,782
Margin		1,671				54				1,725
Goodwill, and intangible assets, net		513				247				760
Total assets		5,897				1,552				7,449

The following table reconciles margin by segment to consolidated income (loss) before income tax expense (benefit):

	Year Ended December 31,
	2018				2017				2016
	(In millions)
Margin:
Health Plans	$	2,475			$	1,781			$	1,671
Other	43				29				54
Total margin	2,518				1,810				1,725
Add: other operating revenues (1)	871				508				798
Less: other operating expenses (2)	(2,243		)		(2,873		)		(2,217		)
Less: loss on sales of subsidiaries, net of gain	(15		)		—				—
Operating income (loss)	1,131				(555		)		306
Less: other expenses, net	132				57				101
Income (loss) before income tax expense (benefit)	$	999			$	(612	)		$	205

______________________

(1) Other operating revenues include premium tax revenue, health insurer fees reimbursed, investment income and other revenue.

(2) Other operating expenses include general and administrative expenses, premium tax expenses, health insurer fees, depreciation and amortization, impairment losses, and restructuring and separation costs.

X

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
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-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8813-108599

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8906-108599

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- References

No definition available.

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