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v3.20.4

Segment Financial Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Statement [Line Items] |  |  |
Premiums, revenues - unaffiliated customers | $ 201,478 | $ 189,699 | $ 178,087
Products, revenues - unaffiliated customers | 34,145 | 31,597 | 29,601
Services, revenues - unaffiliated customers | 20,016 | 18,973 | 17,183
Investment and other income | 1,502 | 1,886 | 1,376
Total revenues | 257,141 | 242,155 | 226,247
Earnings from operations | 22,405 | 19,685 | 17,344
Interest expense | (1,663) | (1,704) | (1,400)
Earnings before income taxes | 20,742 | 17,981 | 15,944
Total assets | 197,289 | 173,889 | 152,221
Purchases of property, equipment and capitalized software | 2,051 | 2,071 | 2,063
Depreciation and amortization | 2,891 | 2,720 | 2,428
Optum |  |  |
Statement [Line Items] |  |  |
Investment and other income | 770 | 749 | 548
Total revenues | 136,308 | 112,950 | 101,280
Earnings from operations | 10,046 | 9,359 | 8,231
Interest expense | 0 | 0 | 0
Earnings before income taxes | 10,046 | 9,359 | 8,231
Total assets | 106,778 | 91,971 | 74,788
Purchases of property, equipment and capitalized software | 1,364 | 1,230 | 1,302
Depreciation and amortization | 1,971 | 1,794 | 1,583
Unaffiliated Customers |  |  |
Statement [Line Items] |  |  |
Premiums, revenues - unaffiliated customers | 201,478 | 189,699 | 178,087
Products, revenues - unaffiliated customers | 34,145 | 31,597 | 29,601
Services, revenues - unaffiliated customers | 20,016 | 18,973 | 17,183
Total revenues | 255,639 | 240,269 | 224,871
Unaffiliated Customers | Optum |  |  |
Statement [Line Items] |  |  |
Premiums, revenues - unaffiliated customers | 9,799 | 5,916 | 3,805
Products, revenues - unaffiliated customers | 34,145 | 31,597 | 29,601
Services, revenues - unaffiliated customers | 11,552 | 10,051 | 8,817
Total revenues | 55,496 | 47,564 | 42,223
Affiliated Customers |  |  |
Statement [Line Items] |  |  |
Total revenues | 0 | 0 | 0
Affiliated Customers | Optum |  |  |
Statement [Line Items] |  |  |
Total revenues | 80,042 | 64,637 | 58,509
Operating Segments | UnitedHealthcare |  |  |
Statement [Line Items] |  |  |
Investment and other income | 732 | 1,137 | 828
Total revenues | 200,875 | 193,842 | 183,476
Earnings from operations | 12,359 | 10,326 | 9,113
Interest expense | 0 | 0 | 0
Earnings before income taxes | 12,359 | 10,326 | 9,113
Total assets | 98,229 | 88,250 | 82,938
Purchases of property, equipment and capitalized software | 687 | 841 | 761
Depreciation and amortization | 920 | 926 | 845
Operating Segments | OptumHealth |  |  |
Statement [Line Items] |  |  |
Investment and other income | 680 | 672 | 481
Total revenues | 39,808 | 30,317 | 24,145
Earnings from operations | 3,434 | 2,963 | 2,430
Interest expense | 0 | 0 | 0
Earnings before income taxes | 3,434 | 2,963 | 2,430
Total assets | 52,073 | 40,444 | 29,837
Purchases of property, equipment and capitalized software | 715 | 573 | 593
Depreciation and amortization | 703 | 565 | 439
Operating Segments | OptumInsight |  |  |
Statement [Line Items] |  |  |
Investment and other income | 39 | 21 | 21
Total revenues | 10,802 | 10,006 | 9,008
Earnings from operations | 2,725 | 2,494 | 2,243
Interest expense | 0 | 0 | 0
Earnings before income taxes | 2,725 | 2,494 | 2,243
Total assets | 15,425 | 15,181 | 11,039
Purchases of property, equipment and capitalized software | 461 | 495 | 517
Depreciation and amortization | 670 | 672 | 654
Operating Segments | OptumRx |  |  |
Statement [Line Items] |  |  |
Investment and other income | 51 | 56 | 46
Total revenues | 87,498 | 74,288 | 69,536
Earnings from operations | 3,887 | 3,902 | 3,558
Interest expense | 0 | 0 | 0
Earnings before income taxes | 3,887 | 3,902 | 3,558
Total assets | 39,280 | 36,346 | 33,912
Purchases of property, equipment and capitalized software | 188 | 162 | 192
Depreciation and amortization | 598 | 557 | 490
Operating Segments | Unaffiliated Customers | UnitedHealthcare |  |  |
Statement [Line Items] |  |  |
Premiums, revenues - unaffiliated customers | 191,679 | 183,783 | 174,282
Products, revenues - unaffiliated customers | 0 | 0 | 0
Services, revenues - unaffiliated customers | 8,464 | 8,922 | 8,366
Total revenues | 200,143 | 192,705 | 182,648
Operating Segments | Unaffiliated Customers | OptumHealth |  |  |
Statement [Line Items] |  |  |
Premiums, revenues - unaffiliated customers | 9,799 | 5,916 | 3,805
Products, revenues - unaffiliated customers | 33 | 31 | 52
Services, revenues - unaffiliated customers | 6,815 | 5,732 | 4,925
Total revenues | 16,647 | 11,679 | 8,782
Operating Segments | Unaffiliated Customers | OptumInsight |  |  |
Statement [Line Items] |  |  |
Premiums, revenues - unaffiliated customers | 0 | 0 | 0
Products, revenues - unaffiliated customers | 135 | 116 | 111
Services, revenues - unaffiliated customers | 3,687 | 3,630 | 3,280
Total revenues | 3,822 | 3,746 | 3,391
Operating Segments | Unaffiliated Customers | OptumRx |  |  |
Statement [Line Items] |  |  |
Premiums, revenues - unaffiliated customers | 0 | 0 | 0
Products, revenues - unaffiliated customers | 33,977 | 31,450 | 29,438
Services, revenues - unaffiliated customers | 1,050 | 689 | 612
Total revenues | 35,027 | 32,139 | 30,050
Operating Segments | Affiliated Customers | UnitedHealthcare |  |  |
Statement [Line Items] |  |  |
Total revenues | 0 | 0 | 0
Operating Segments | Affiliated Customers | OptumHealth |  |  |
Statement [Line Items] |  |  |
Total revenues | 22,481 | 17,966 | 14,882
Operating Segments | Affiliated Customers | OptumInsight |  |  |
Statement [Line Items] |  |  |
Total revenues | 6,941 | 6,239 | 5,596
Operating Segments | Affiliated Customers | OptumRx |  |  |
Statement [Line Items] |  |  |
Total revenues | 52,420 | 42,093 | 39,440
Optum Eliminations |  |  |
Statement [Line Items] |  |  |
Investment and other income | 0 | 0 | 0
Total revenues | (1,800) | (1,661) | (1,409)
Earnings from operations | 0 | 0 | 0
Interest expense | 0 | 0 | 0
Earnings before income taxes | 0 | 0 | 0
Total assets | 0 | 0 | 0
Purchases of property, equipment and capitalized software | 0 | 0 | 0
Depreciation and amortization | 0 | 0 | 0
Optum Eliminations | Unaffiliated Customers |  |  |
Statement [Line Items] |  |  |
Premiums, revenues - unaffiliated customers | 0 | 0 | 0
Products, revenues - unaffiliated customers | 0 | 0 | 0
Services, revenues - unaffiliated customers | 0 | 0 | 0
Total revenues | 0 | 0 | 0
Optum Eliminations | Affiliated Customers |  |  |
Statement [Line Items] |  |  |
Total revenues | (1,800) | (1,661) | (1,409)
Corporate and Eliminations |  |  |
Statement [Line Items] |  |  |
Investment and other income | 0 | 0 | 0
Total revenues | (80,042) | (64,637) | (58,509)
Earnings from operations | 0 | 0 | 0
Interest expense | (1,663) | (1,704) | (1,400)
Earnings before income taxes | (1,663) | (1,704) | (1,400)
Total assets | (7,718) | (6,332) | (5,505)
Purchases of property, equipment and capitalized software | 0 | 0 | 0
Depreciation and amortization | 0 | 0 | 0
Corporate and Eliminations | Unaffiliated Customers |  |  |
Statement [Line Items] |  |  |
Premiums, revenues - unaffiliated customers | 0 | 0 | 0
Products, revenues - unaffiliated customers | 0 | 0 | 0
Services, revenues - unaffiliated customers | 0 | 0 | 0
Total revenues | 0 | 0 | 0
Corporate and Eliminations | Affiliated Customers |  |  |
Statement [Line Items] |  |  |
Total revenues | $ (80,042) | $ (64,637) | $ (58,509)

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