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v3.22.0.1

Segments - Reconciliation of Gross Margin to Consolidated Income (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Segment Reporting Information [Line Items] |  |  |
Add: Other operating revenues | $ 27,771 | $ 19,423 | $ 16,829
Less: Other operating expenses | (26,751) | (18,345) | (15,785)
Operating Income (Loss) | 1,020 | 1,078 | 1,044
Less: other expenses, net | 145 | 117 | 72
Income before income tax expense | 875 | 961 | 972
Medicaid |  |  |
Segment Reporting Information [Line Items] |  |  |
Total margin | 2,322 | 1,804 | 1,496
Add: Other operating revenues | 21,231 | 15,217 | 13,026
Medicare |  |  |
Segment Reporting Information [Line Items] |  |  |
Total margin | 430 | 351 | 331
Add: Other operating revenues | 3,379 | 2,529 | 2,265
Marketplace Segment |  |  |
Segment Reporting Information [Line Items] |  |  |
Total margin | 399 | 324 | 476
Add: Other operating revenues | 3,091 | 1,677 | 1,538
Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Total margin | 14 | 0 | 0
Add: Other operating revenues | 70 | 0 | 0
Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Total margin | 3,165 | 2,479 | 2,303
Other Operating |  |  |
Segment Reporting Information [Line Items] |  |  |
Add: Other operating revenues | 846 | 1,124 | 621
Less: Other operating expenses | $ (2,991) | $ (2,525) | $ (1,880)

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