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Segments (Tables) | 6 Months Ended
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Jun. 30, 2023
Segment Reporting [Abstract] |
Schedule of Operating Segment Information | The following table presents total revenue by segment. Inter-segment revenue was insignificant for all periods presented.
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2023 |  | 2022 |  | 2023 |  | 2022
| (In millions)
Total revenue: |  |  |  |  |  |  |
Medicaid | $ | 6,728 |  |  | $ | 6,524 |  |  | $ | 13,306 |  |  | $ | 12,711 |
Medicare | 1,055 |  |  | 963 |  |  | 2,111 |  |  | 1,912 |
Marketplace | 524 |  |  | 549 |  |  | 1,021 |  |  | 1,165 |
Other | 20 |  |  | 18 |  |  | 38 |  |  | 36 |
Total | $ | 8,327 |  |  | $ | 8,054 |  |  | $ | 16,476 |  |  | $ | 15,824 |
The following table reconciles margin by segment to consolidated income before income taxes.
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2023 |  | 2022 |  | 2023 |  | 2022
| (In millions)
Margin: |  |  |  |  |  |  |
Medicaid | $ | 756 |  |  | $ | 755 |  |  | $ | 1,490 |  |  | $ | 1,465 |
Medicare | 113 |  |  | 124 |  |  | 239 |  |  | 252 |
Marketplace | 135 |  |  | 48 |  |  | 289 |  |  | 178 |
Other | 3 |  |  | 3 |  |  | 5 |  |  | 6 |
Total margin | 1,007 |  |  | 930 |  |  | 2,023 |  |  | 1,901 |
Add: other operating revenues (1) | 265 |  |  | 237 |  |  | 511 |  |  | 458 |
Less: other operating expenses (2) | (829) |  |  | (806) |  |  | (1,636) |  |  | (1,626) |
Operating income | 443 |  |  | 361 |  |  | 898 |  |  | 733 |
Other expenses, net | 27 |  |  | 27 |  |  | 55 |  |  | 55 |
Income before income tax expense | $ | 416 |  |  | $ | 334 |  |  | $ | 843 |  |  | $ | 678 |
______________________ (1)Other operating revenues include premium tax revenue, investment income, and certain other revenue. (2)Other operating expenses include general and administrative expenses, premium tax expenses, depreciation and amortization, and certain other operating expenses.

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- 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 -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-25 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-30 + Details
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