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v3.20.2

Segments - Reconciliation of Gross Margin to Consolidated Income (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Segment Reporting Information [Line Items] |  |  |  |
Add: other operating revenues | $ 4,618 | $ 4,193 | $ 9,167 | $ 8,312
Less: other operating expenses | (4,194) | (3,928) | (8,469) | (7,767)
Operating income | 424 | 265 | 698 | 545
Other expenses, net | 29 | 8 | 50 | 28
Income before income tax expense | 395 | 257 | 648 | 517
Other operating |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Add: other operating revenues | 246 | 144 | 491 | 311
Less: other operating expenses | (596) | (462) | (1,155) | (930)
Health Plans |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Add: other operating revenues | 4,616 | 4,190 | 9,161 | 8,307
Health Plans | Operating segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Gross margin | 774 | 583 | 1,362 | 1,164
Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Add: other operating revenues | $ 2 | $ 3 | $ 6 | $ 5

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