7Baggers

UnitedHealth Group
(NYSE:UNH) 

UNH stock logo

UnitedHealth Group Incorporated operates as a diversified health care company in the United States. It operates through four segments: UnitedHealthcare, OptumHealth, OptumInsight, and OptumRx. The UnitedHealthcare segment offers consumer-oriented health benefit plans and services for national employ...

Founded: 1977
Full Time Employees: 380,000 (Jun 2022)
Sector: Healthcare
Industry: Healthcare Plans

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At a glance:
  • Diversified Healthcare Leader with Strong Optum Performance: UnitedHealth Group operates a dual-engine model with UnitedHealthcare (health benefits) and Optum (health services). Optum, encompassing pharmacy benefits, care delivery, and technology, consistently drives significant growth and profitability, often offsetting pressures in the insurance segment.
  • Impacted by Cyberattack and Elevated Medical Costs: The company has faced significant headwinds, notably the Change Healthcare cyberattack in Q1 2024, causing operational disruptions and financial costs. Higher medical utilization, particularly among seniors, has also pressured profitability in its health benefits division.
  • Consistent Revenue Growth Amidst Short-Term Profitability Pressures: UNH continues to deliver strong top-line revenue growth across its segments. While recent events have impacted short-term earnings and free cash flow, the company maintains its full-year adjusted earnings outlook, focusing on recovery and long-term strategic initiatives.
Bull Thesis:
  • Diversified Growth Engine with Optum: UnitedHealth Group's Optum segment, encompassing health services, pharmacy benefits management (PBM), and data analytics, provides a high-growth, high-margin, and diversified revenue stream beyond traditional health insurance. This segment offers significant cross-selling opportunities and mitigates risks associated with the highly regulated insurance business.
  • Favorable Demographic Trends and Medicare Advantage Leadership: The aging U.S. population continues to drive demand for healthcare services and insurance, particularly in the Medicare Advantage market. UNH is a dominant player in this growing segment, benefiting from increasing enrollment and government funding for these plans, which offer attractive margins.
  • Unmatched Scale and Market Leadership: As one of the largest and most integrated healthcare companies globally, UNH possesses immense scale, giving it significant negotiating leverage with providers, pharmaceutical companies, and other partners. This scale translates into cost efficiencies, a strong competitive moat, and the ability to invest heavily in technology and innovation.
  • Consistent Financial Performance and Shareholder Returns: UnitedHealth Group has a long track record of robust revenue growth, strong profitability, and consistent free cash flow generation. The company has historically returned significant capital to shareholders through regular dividend increases and share buybacks, demonstrating financial discipline and commitment to shareholder value.
Bear Thesis:
  • Heightened Regulatory and Political Scrutiny: The healthcare industry is heavily regulated and subject to political whims. Potential changes in government policy regarding Medicare Advantage funding, drug pricing, antitrust enforcement (especially concerning Optum's vertical integration), or broader healthcare reform could significantly impact UNH's profitability and operational flexibility.
  • Rising Medical Costs and Margin Pressure: Persistent inflation in healthcare costs, driven by factors like new high-cost drugs (e.g., GLP-1s), increased utilization, and labor shortages, could pressure UNH's medical loss ratio (MLR) and overall insurance margins. The ability to effectively manage these costs or pass them on to consumers/employers is crucial but challenging.
  • Significant Cybersecurity and Operational Risks (e.g., Change Healthcare): As a vast holder of sensitive patient data and a critical infrastructure provider (especially through Optum's Change Healthcare acquisition), UNH faces substantial cybersecurity risks. A major breach or operational disruption, like the recent Change Healthcare cyberattack, can lead to massive financial costs, reputational damage, regulatory fines, and disruption across the entire healthcare system.
  • Intense Competition and Market Saturation: UNH operates in highly competitive markets across all its segments. Other large insurers, PBMs, and healthcare service providers are constantly vying for market share. New entrants and evolving business models could also erode UNH's competitive advantages, making sustained growth more challenging.
Main Competitors:
  • Elevance Health (formerly Anthem) ($ELV) (Health Benefits & Services), Elevance Health is a direct competitor in the health insurance market, offering a wide range of health benefits plans (employer, individual, Medicare, Medicaid) through its Blue Cross Blue Shield affiliated plans in various states. It also competes with UnitedHealth Group's Optum segment through its CarelonRx (PBM) and Carelon Services (care management, behavioral health) divisions, aiming for similar vertical integration and health services capabilities.
  • CVS Health ($CVS) (Health Insurance, Pharmacy Benefits Management, Retail Health), CVS Health competes broadly across UnitedHealth Group's core businesses. Its Aetna subsidiary is a major health insurer, directly challenging UnitedHealthcare in employer, individual, Medicare, and Medicaid markets. CVS Caremark is a leading Pharmacy Benefits Manager (PBM), competing directly with OptumRx. Furthermore, CVS's retail clinics (MinuteClinic) and recent acquisitions like Oak Street Health (primary care) compete with Optum Health's care delivery and value-based care initiatives.
  • Cigna Group ($CI) (Health Insurance & Health Services), Cigna Group competes with UnitedHealth Group through its Cigna Healthcare segment, offering employer-sponsored health plans, Medicare, and international health coverage. Its Evernorth Health Services division is a significant competitor to Optum, providing pharmacy benefits management (PBM) through Express Scripts, specialty pharmacy, care management, and data analytics solutions to clients, including other health plans and employers.
  • Humana Inc. ($HUM) (Medicare Advantage & Integrated Care), Humana is a strong competitor, particularly in the rapidly growing Medicare Advantage market, where it holds a significant share alongside UnitedHealthcare. Humana also offers employer group plans and Medicaid. It increasingly competes with Optum Health through its integrated care delivery model, including primary care centers and home health services, focusing on value-based care for seniors.
Moat:
UnitedHealth Group (UNH) maintains a formidable competitive moat primarily through its unparalleled scale, extensive provider networks, and the unique diversification and vertical integration offered by its Optum segment. Optum provides a significant advantage by offering pharmacy benefits management (PBM), data analytics, technology solutions, and direct care delivery, which not only generates diverse revenue streams but also allows for internal cost management, innovation, and deeper insights into healthcare utilization. This integrated model creates efficiencies and a comprehensive ecosystem that is difficult for competitors to replicate entirely. However, competition is intense and evolving. Major rivals like Elevance Health, CVS Health, and Cigna Group are actively pursuing similar strategies of vertical integration, expanding their health services arms (e.g., Elevance's Carelon, CVS's Aetna/Caremark/Oak Street Health, Cigna's Evernorth) to challenge UNH's market position across insurance, PBM, and care delivery. Specialized players like Humana also pose a significant threat in key growth areas like Medicare Advantage. The competitive landscape is characterized by a race to offer more integrated, value-based care solutions, leveraging data and technology to improve outcomes and manage costs.
Income Statements:
Quarterly
Annual
    Unit: USD2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 
                                                         
      revenues:
                                                         
      premiums
    88,811,000,000 88,979,000,000 87,905,000,000 86,534,000,000 76,483,000,000 77,442,000,000 76,897,000,000 77,988,000,000 73,228,000,000 72,339,000,000 72,474,000,000 72,786,000,000 64,700,000,000 64,491,000,000 63,896,000,000 64,070,000,000 57,547,000,000 56,967,000,000 56,233,000,000 55,486,000,000 50,581,000,000 50,863,000,000 49,394,000,000 50,640,000,000 47,625,000,000 47,397,000,000 47,164,000,000 47,513,000,000 44,932,000,000 44,613,000,000 44,458,000,000 44,084,000,000 40,378,000,000 39,552,000,000 39,585,000,000 38,938,000,000 36,752,000,000 36,142,000,000 36,413,000,000 34,811,000,000 31,727,000,000 31,801,000,000 31,961,000,000 31,674,000,000 29,375,000,000 28,972,000,000 28,840,000,000 28,115,000,000 27,707,000,000 27,356,000,000 27,220,000,000 27,274,000,000  
      products
    13,484,000,000 13,296,000,000 13,564,000,000 13,036,000,000 13,475,000,000 12,631,000,000 12,211,000,000 11,909,000,000 11,311,000,000 10,354,000,000 10,651,000,000 10,267,000,000 9,398,000,000 9,190,000,000 9,496,000,000 9,340,000,000 8,961,000,000 8,703,000,000 8,433,000,000 8,340,000,000 8,690,000,000 8,777,000,000 8,247,000,000 8,431,000,000 7,626,000,000 7,546,000,000 8,353,000,000 8,072,000,000 8,551,000,000 7,344,000,000 7,004,000,000 6,702,000,000 7,157,000,000 6,665,000,000 6,415,000,000 6,129,000,000 6,959,000,000 6,696,000,000 6,610,000,000 6,393,000,000 8,377,000,000 6,482,000,000 1,223,000,000 1,230,000,000 1,127,000,000 1,080,000,000 1,037,000,000 998,000,000 865,000,000 825,000,000 749,000,000 751,000,000  
      services
    10,273,000,000 9,754,000,000 9,039,000,000 8,972,000,000 9,298,000,000 9,104,000,000 8,750,000,000 8,888,000,000 8,709,000,000 8,671,000,000 8,663,000,000 8,080,000,000 7,834,000,000 6,700,000,000 6,645,000,000 6,372,000,000 6,422,000,000 6,164,000,000 6,099,000,000 5,918,000,000 5,751,000,000 5,124,000,000 4,156,000,000 4,985,000,000 5,217,000,000 4,942,000,000 4,496,000,000 4,318,000,000 4,593,000,000 4,217,000,000 4,269,000,000 4,104,000,000 4,228,000,000 3,858,000,000 3,797,000,000 3,434,000,000 3,563,000,000 3,264,000,000 3,269,000,000 3,140,000,000 3,315,000,000 3,036,000,000 2,865,000,000 2,706,000,000 2,765,000,000 2,535,000,000 2,447,000,000 2,404,000,000 2,361,000,000 2,280,000,000 2,244,000,000 2,112,000,000  
      investment and other income
    647,000,000 1,132,000,000 1,108,000,000 1,033,000,000 1,551,000,000 1,643,000,000 997,000,000 1,011,000,000 1,179,000,000 997,000,000 1,115,000,000 798,000,000 855,000,000 513,000,000 295,000,000 367,000,000 813,000,000 503,000,000 556,000,000 452,000,000 445,000,000 351,000,000 341,000,000 365,000,000 433,000,000 466,000,000 582,000,000 405,000,000 341,000,000 382,000,000 355,000,000 298,000,000 298,000,000 247,000,000 256,000,000 222,000,000 261,000,000 191,000,000 193,000,000 183,000,000 180,000,000 170,000,000 214,000,000 146,000,000 166,000,000 172,000,000 250,000,000 191,000,000 184,000,000 163,000,000 195,000,000 203,000,000  
      total revenues
    113,215,000,000 113,161,000,000 111,616,000,000 109,575,000,000 100,807,000,000 100,820,000,000 98,855,000,000 99,796,000,000 94,427,000,000 92,361,000,000 92,903,000,000 91,931,000,000 82,787,000,000 80,894,000,000 80,332,000,000 80,149,000,000 73,743,000,000 72,337,000,000 71,321,000,000 70,196,000,000 65,467,000,000 65,115,000,000 62,138,000,000 64,421,000,000 60,901,000,000 60,351,000,000 60,595,000,000 60,308,000,000 58,417,000,000 56,556,000,000 56,086,000,000 55,188,000,000 52,061,000,000 50,322,000,000 50,053,000,000 48,723,000,000 47,535,000,000 46,293,000,000 46,485,000,000 44,527,000,000 43,599,000,000 41,489,000,000 36,263,000,000 35,756,000,000 33,433,000,000 32,759,000,000 32,574,000,000 31,708,000,000 31,117,000,000 30,624,000,000 30,408,000,000 30,340,000,000  
      yoy
    12.31% 12.24% 12.91% 9.80% 6.76% 9.16% 6.41% 8.56% 14.06% 14.18% 15.65% 14.70% 12.26% 11.83% 12.63% 14.18% 12.64% 11.09% 14.78% 8.96% 7.50% 7.89% 2.55% 6.82% 4.25% 6.71% 8.04% 9.28% 12.21% 12.39% 12.05% 13.27% 9.52% 8.70% 7.68% 9.42% 9.03% 11.58% 28.19% 24.53% 30.41% 26.65% 11.32% 12.77% 7.44% 6.97% 7.12% 4.51%      
      qoq
    0.05% 1.38% 1.86% 8.70% -0.01% 1.99% -0.94% 5.69% 2.24% -0.58% 1.06% 11.05% 2.34% 0.70% 0.23% 8.69% 1.94% 1.42% 1.60% 7.22% 0.54% 4.79% -3.54% 5.78% 0.91% -0.40% 0.48% 3.24% 3.29% 0.84% 1.63% 6.01% 3.46% 0.54% 2.73% 2.50% 2.68% -0.41% 4.40% 2.13% 5.09% 14.41% 1.42% 6.95% 2.06% 0.57% 2.73% 1.90% 1.61% 0.71% 0.22%   
      operating costs:
                                                         
      medical costs
    82,041,000,000 79,958,000,000 78,585,000,000 73,411,000,000 67,035,000,000 65,957,000,000 65,458,000,000 65,735,000,000 62,231,000,000 59,550,000,000 60,268,000,000 59,845,000,000 53,591,000,000 52,635,000,000 52,093,000,000 52,523,000,000 48,159,000,000 47,302,000,000 46,546,000,000 44,904,000,000 42,082,000,000 41,636,000,000 34,678,000,000 41,000,000,000 39,276,000,000 39,041,000,000 39,184,000,000 38,939,000,000 36,955,000,000 36,158,000,000 36,427,000,000 35,863,000,000 33,207,000,000 32,201,000,000 32,549,000,000 32,079,000,000 29,696,000,000 29,040,000,000 29,872,000,000 28,430,000,000 26,542,000,000 25,618,000,000 26,026,000,000 25,689,000,000 23,434,000,000 23,092,000,000 23,523,000,000 23,208,000,000 22,504,000,000 22,044,000,000 22,173,000,000 22,569,000,000  
      operating costs
    16,997,000,000 15,223,000,000 13,778,000,000 13,594,000,000 12,494,000,000 13,280,000,000 13,162,000,000 14,077,000,000 13,339,000,000 13,855,000,000 13,809,000,000 13,625,000,000 13,009,000,000 11,663,000,000 11,709,000,000 11,401,000,000 11,272,000,000 10,725,000,000 10,359,000,000 10,223,000,000 11,514,000,000 10,174,000,000 10,001,000,000 10,015,000,000 9,301,000,000 8,960,000,000 8,415,000,000 8,517,000,000 8,703,000,000 8,479,000,000 8,386,000,000 8,506,000,000 7,820,000,000 7,387,000,000 7,328,000,000 7,022,000,000 7,817,000,000 7,033,000,000 6,793,000,000 6,758,000,000 6,210,000,000 6,301,000,000 5,852,000,000 5,949,000,000 5,845,000,000 5,436,000,000 5,206,000,000 5,194,000,000 5,054,000,000 4,869,000,000 4,825,000,000 4,614,000,000  
      cost of products sold
    12,680,000,000 12,566,000,000 13,019,000,000 12,390,000,000 12,464,000,000 11,834,000,000 11,340,000,000 11,056,000,000 10,194,000,000 9,423,000,000 9,748,000,000 9,405,000,000 8,314,000,000 8,306,000,000 8,596,000,000 8,487,000,000 8,000,000,000 7,802,000,000 7,660,000,000 7,572,000,000 7,622,000,000 7,935,000,000 7,501,000,000 7,687,000,000 6,511,000,000 6,627,000,000 7,598,000,000 7,381,000,000 7,625,000,000 6,718,000,000 6,471,000,000 6,184,000,000 6,479,000,000 6,068,000,000 5,889,000,000 5,676,000,000 6,308,000,000 6,125,000,000 6,106,000,000 5,877,000,000 7,895,000,000 6,100,000,000 1,111,000,000 1,100,000,000 1,008,000,000 955,000,000 929,000,000 892,000,000 757,000,000 731,000,000 669,000,000 682,000,000  
      depreciation and amortization
    1,117,000,000 1,099,000,000 1,084,000,000 1,061,000,000 1,041,000,000 1,041,000,000 1,020,000,000 997,000,000 974,000,000 1,007,000,000 1,021,000,000 970,000,000 982,000,000 828,000,000 802,000,000 788,000,000 771,000,000 796,000,000 778,000,000 758,000,000 732,000,000 719,000,000 717,000,000 723,000,000 718,000,000 709,000,000 654,000,000 639,000,000 637,000,000 611,000,000 598,000,000 582,000,000 578,000,000 578,000,000 556,000,000 533,000,000 527,000,000 515,000,000 511,000,000 502,000,000 484,000,000 452,000,000 379,000,000 378,000,000 381,000,000 373,000,000 364,000,000 360,000,000 350,000,000 349,000,000 340,000,000 336,000,000  
      total operating costs
    112,835,000,000 108,846,000,000 106,466,000,000 100,456,000,000 93,034,000,000 92,112,000,000 90,980,000,000 91,865,000,000 86,738,000,000 83,835,000,000 84,846,000,000 83,845,000,000 75,896,000,000 73,432,000,000 73,200,000,000 73,199,000,000 68,202,000,000 66,625,000,000 65,343,000,000 63,457,000,000 61,950,000,000 60,464,000,000 52,897,000,000 59,425,000,000 55,806,000,000 55,337,000,000 55,851,000,000 55,476,000,000 53,920,000,000 51,966,000,000 51,882,000,000 51,135,000,000 48,084,000,000 46,234,000,000 46,322,000,000 45,310,000,000 44,348,000,000 42,713,000,000 43,282,000,000 41,567,000,000 41,131,000,000 38,471,000,000 33,368,000,000 33,116,000,000 30,668,000,000 29,856,000,000 30,022,000,000 29,654,000,000 28,665,000,000 27,993,000,000 28,007,000,000 28,201,000,000  
      earnings from operations
    380,000,000 4,315,000,000 5,150,000,000 9,119,000,000 7,773,000,000 8,708,000,000 7,875,000,000 7,931,000,000 7,689,000,000 8,526,000,000 8,057,000,000 8,086,000,000 6,891,000,000 7,462,000,000 7,132,000,000 6,950,000,000 5,541,000,000 5,712,000,000 5,978,000,000 6,739,000,000 3,517,000,000 4,651,000,000 9,241,000,000 4,996,000,000 5,095,000,000 5,014,000,000 4,744,000,000 4,832,000,000 4,497,000,000 4,590,000,000 4,204,000,000 4,053,000,000 3,977,000,000 4,088,000,000 3,731,000,000 3,413,000,000 3,187,000,000 3,580,000,000 3,203,000,000 2,960,000,000 2,468,000,000 3,018,000,000 2,895,000,000 2,640,000,000 2,765,000,000 2,903,000,000 2,552,000,000 2,054,000,000 2,452,000,000 2,631,000,000 2,401,000,000 2,139,000,000  
      yoy
    -95.11% -50.45% -34.60% 14.98% 1.09% 2.13% -2.26% -1.92% 11.58% 14.26% 12.97% 16.35% 24.36% 30.64% 19.30% 3.13% 57.55% 22.81% -35.31% 34.89% -30.97% -7.24% 94.79% 3.39% 13.30% 9.24% 12.84% 19.22% 13.08% 12.28% 12.68% 18.75% 24.79% 14.19% 16.48% 15.30% 29.13% 18.62% 10.64% 12.12% -10.74% 3.96% 13.44% 28.53% 12.77% 10.34% 6.29% -3.97%      
      qoq
    -91.19% -16.21% -43.52% 17.32% -10.74% 10.58% -0.71% 3.15% -9.82% 5.82% -0.36% 17.34% -7.65% 4.63% 2.62% 25.43% -2.99% -4.45% -11.29% 91.61% -24.38% -49.67% 84.97% -1.94% 1.62% 5.69% -1.82% 7.45% -2.03% 9.18% 3.73% 1.91% -2.72% 9.57% 9.32% 7.09% -10.98% 11.77% 8.21% 19.94% -18.22% 4.25% 9.66% -4.52% -4.75% 13.75% 24.25% -16.23% -6.80% 9.58% 12.25%   
      operating margin %
    0.34% 3.81% 4.61% 8.32% 7.71% 8.64% 7.97% 7.95% 8.14% 9.23% 8.67% 8.80% 8.32% 9.22% 8.88% 8.67% 7.51% 7.90% 8.38% 9.60% 5.37% 7.14% 14.87% 7.76% 8.37% 8.31% 7.83% 8.01% 7.70% 8.12% 7.50% 7.34% 7.64% 8.12% 7.45% 7.00% 6.70% 7.73% 6.89% 6.65% 5.66% 7.27% 7.98% 7.38% 8.27% 8.86% 7.83% 6.48% 7.88% 8.59% 7.90% 7.05%  
      interest expense
    -974,000,000 -1,003,000,000 -1,027,000,000 -998,000,000 -1,003,000,000 -1,074,000,000 -985,000,000 -844,000,000 -830,000,000 -834,000,000 -828,000,000 -754,000,000 -676,000,000 -516,000,000 -467,000,000 -433,000,000 -431,000,000 -422,000,000 -410,000,000 -397,000,000 -401,000,000 -395,000,000 -430,000,000 -437,000,000 -437,000,000 -449,000,000 -418,000,000 -400,000,000 -374,000,000 -353,000,000 -344,000,000 -329,000,000 -308,000,000 -294,000,000 -301,000,000 -283,000,000 -268,000,000 -269,000,000 -271,000,000 -259,000,000 -260,000,000 -229,000,000 -151,000,000 -150,000,000 -151,000,000 -152,000,000 -155,000,000 -160,000,000 -176,000,000 -178,000,000 -176,000,000 -178,000,000  
      loss on sale of subsidiary and subsidiaries held for sale
    -126,000,000 -83,000,000 -41,000,000 -15,000,000 21,000,000 -20,000,000 -1,225,000,000                                               
      earnings before income taxes
    -720,000,000 3,229,000,000 4,082,000,000 8,106,000,000 6,791,000,000 7,614,000,000 5,665,000,000 1,000,000 6,859,000,000 7,692,000,000 7,229,000,000 7,332,000,000 6,215,000,000 6,946,000,000 6,665,000,000 6,517,000,000 5,110,000,000 5,290,000,000 5,568,000,000 6,342,000,000 3,116,000,000 4,256,000,000 8,811,000,000 4,559,000,000 4,658,000,000 4,565,000,000 4,326,000,000 4,432,000,000 4,123,000,000 4,237,000,000 3,860,000,000 3,724,000,000 3,669,000,000 3,794,000,000 3,430,000,000 3,130,000,000 2,919,000,000 3,311,000,000 2,932,000,000 2,701,000,000 2,208,000,000 2,789,000,000 2,744,000,000 2,490,000,000 2,614,000,000 2,751,000,000 2,397,000,000 1,894,000,000 2,276,000,000 2,453,000,000 2,225,000,000 1,961,000,000  
      provision for income taxes
    938,000,000 -686,000,000 -510,000,000 -1,632,000,000 -1,007,000,000 -1,356,000,000 -1,244,000,000 -1,222,000,000 -1,184,000,000 -1,654,000,000 -1,572,000,000 -1,558,000,000 -1,307,000,000 -1,562,000,000 -1,466,000,000 -1,369,000,000 -919,000,000 -1,099,000,000 -1,196,000,000 -1,364,000,000 -764,000,000 -1,000,000,000 -2,115,000,000 -1,094,000,000 -990,000,000 -936,000,000 -941,000,000 -875,000,000 -959,000,000 -953,000,000 -850,000,000 -800,000,000 52,000,000 -1,233,000,000 -1,080,000,000 -939,000,000 -1,211,000,000 -1,333,000,000 -1,172,000,000 -1,074,000,000 -956,000,000 -1,171,000,000 -1,159,000,000 -1,077,000,000 -1,104,000,000 -1,149,000,000 -989,000,000 -795,000,000 -849,000,000 -883,000,000  -721,000,000  
      net earnings
    218,000,000 2,543,000,000 3,572,000,000 6,474,000,000 5,784,000,000 6,258,000,000 4,421,000,000 -1,221,000,000 5,675,000,000 6,038,000,000 5,657,000,000 5,774,000,000 4,908,000,000 5,384,000,000 5,199,000,000 5,148,000,000 4,191,000,000 4,191,000,000 4,372,000,000 4,978,000,000 2,352,000,000 3,256,000,000 6,696,000,000 3,465,000,000 3,668,000,000 3,629,000,000 3,385,000,000 3,557,000,000 3,164,000,000 3,284,000,000 3,010,000,000 2,924,000,000 3,721,000,000 2,561,000,000 2,350,000,000 2,191,000,000 1,708,000,000 1,978,000,000 1,760,000,000 1,627,000,000 1,252,000,000 1,618,000,000 1,585,000,000 1,413,000,000 1,510,000,000 1,602,000,000 1,408,000,000 1,099,000,000 1,427,000,000 1,570,000,000 1,436,000,000 1,240,000,000  
      earnings attributable to noncontrolling interests
    -208,000,000 -195,000,000 -166,000,000 -182,000,000 -241,000,000 -203,000,000 -205,000,000 -188,000,000 -220,000,000 -197,000,000 -183,000,000 -163,000,000 -147,000,000 -122,000,000 -129,000,000 -121,000,000 -120,000,000 -105,000,000 -106,000,000 -116,000,000 -140,000,000 -84,000,000 -59,000,000 -83,000,000 -127,000,000 -91,000,000 -92,000,000 -90,000,000 -124,000,000 -96,000,000 -88,000,000 -88,000,000 -104,000,000 -76,000,000 -66,000,000 -19,000,000 -24,000,000 -10,000,000 -6,000,000 -16,000,000 -34,000,000 -21,000,000            
      net earnings attributable to unitedhealth group common shareholders
    10,000,000 2,348,000,000 3,406,000,000 6,292,000,000 5,543,000,000 6,055,000,000 4,216,000,000 -1,409,000,000 5,455,000,000 5,841,000,000 5,474,000,000 5,611,000,000 4,761,000,000 5,262,000,000 5,070,000,000 5,027,000,000 4,071,000,000 4,086,000,000 4,266,000,000 4,862,000,000 2,212,000,000 3,172,000,000 6,637,000,000 3,382,000,000 3,541,000,000 3,538,000,000 3,293,000,000 3,467,000,000 3,040,000,000 3,188,000,000 2,922,000,000 2,836,000,000 3,617,000,000 2,485,000,000 2,284,000,000 2,172,000,000 1,684,000,000 1,968,000,000 1,754,000,000 1,611,000,000 1,148,750,000 1,597,000,000   1,510,000,000 1,602,000,000 1,408,000,000 1,099,000,000 1,427,000,000 1,570,000,000 1,436,000,000 1,192,000,000  
      yoy
    -99.82% -61.22% -19.21% -546.56% 1.61% 3.66% -22.98% -125.11% 14.58% 11.00% 7.97% 11.62% 16.95% 28.78% 18.85% 3.39% 84.04% 28.81% -35.72% 43.76% -37.53% -10.34% 101.55% -2.45% 16.48% 10.98% 12.70% 22.25% -15.95% 28.29% 27.93% 30.57% 114.79% 26.27% 30.22% 34.82% 46.59% 23.23%   -23.92% -0.31%   5.82% 2.04% -1.95% -7.80%      
      qoq
    -99.57% -31.06% -45.87% 13.51% -8.46% 43.62% -399.22% -125.83% -6.61% 6.70% -2.44% 17.85% -9.52% 3.79% 0.86% 23.48% -0.37% -4.22% -12.26% 119.80% -30.26% -52.21% 96.24% -4.49% 0.08% 7.44% -5.02% 14.05% -4.64% 9.10% 3.03% -21.59% 45.55% 8.80% 5.16% 28.98% -14.43% 12.20% 8.88% 40.24% -28.07%    -5.74% 13.78% 28.12% -22.99% -9.11% 9.33% 20.47%   
      net income margin %
    0.01% 2.07% 3.05% 5.74% 5.50% 6.01% 4.26% -1.41% 5.78% 6.32% 5.89% 6.10% 5.75% 6.50% 6.31% 6.27% 5.52% 5.65% 5.98% 6.93% 3.38% 4.87% 10.68% 5.25% 5.81% 5.86% 5.43% 5.75% 5.20% 5.64% 5.21% 5.14% 6.95% 4.94% 4.56% 4.46% 3.54% 4.25% 3.77% 3.62% 2.63% 3.85% 0% 0% 4.52% 4.89% 4.32% 3.47% 4.59% 5.13% 4.72% 3.93%  
      earnings per share attributable to unitedhealth group common shareholders:
                                                         
      basic
    0.01 2.59 3.76 6.9 6.03 6.56 4.58 -1.53 5.92 6.31 5.89 6.01 5.1 5.63 5.41 5.34 4.33 4.33 4.52 5.14 2.33 3.34 6.99 3.56 3.73 3.73 3.47 3.62 3.16 3.31 3.04 2.94 3.73 2.57 2.37 2.28 1.77 2.07 1.84 1.69 1.28 1.68  1.48 1.57 1.65 1.44 1.12 1.43 1.56 1.42 1.17  
      diluted
    0.02 2.59 3.74 6.85 5.98 6.51 4.54 -1.53 5.85 6.24 5.82 5.95 5.03 5.55 5.34 5.27 4.26 4.28 4.46 5.08 2.3 3.3 6.91 3.52 3.68 3.67 3.42 3.56 3.1 3.24 2.98 2.87 3.66 2.51 2.32 2.23 1.74 2.03 1.81 1.67 1.26 1.65  1.46 1.55 1.63 1.42 1.1 1.41 1.53 1.4 1.16  
      basic weighted-average number of common shares outstanding
    908 906 907 912 921 923 921 922 928 926 930 933 937 935 937 941 943 943 944 945 949 950 949 949 951 949 950 958 963 962 961 966 964 968 964 954 952 952 951 953 953 953 952,000,000 954 972 969 979 983 1,006 1,004 1,009 1,016  
      dilutive effect of common share equivalents
    -1    10 10 10  13 13 13 12 12 12  12 11 13  14 14 17 -1 21 21 21  21 21 21  17 16 14  14 14,000,000 15 13 12 13      
      diluted weighted-average number of common shares outstanding
    911 908 910 918 929 930 928 922 938 936 940 943 950 948 950 954 956 955 956 957 961 962 960 962 966 963 964 975 983 983 982 987 985 989 985 975 968 969 967 967 967 967 966,000,000 969 986 982 991 996 1,023 1,024 1,026 1,029  
      anti-dilutive shares excluded from the calculation of dilutive effect of common share equivalents
     16 13  15   -1 -1 11 10  12 11 -1 -1   8,000,000 -2      
      loss on sale of subsidiary
           -7,086,000,000                                              
      cash dividends declared per common share
                                  0.9 0.75 0.75 0.75 0.75 0.625 0.625 0.625 0.625 0.5 0.5 0.5 500,000 0.375 0.375 0.375 0.375 0.28 0.28 0.28 0.28 0.213  
      earnings per common share:
                                                         
      basic
                                              1,660,000           
      diluted
                                              1,640,000           
      earnings per share:
                                                         
      basic
    0.01 2.59 3.76 6.9 6.03 6.56 4.58 -1.53 5.92 6.31 5.89 6.01 5.1 5.63 5.41 5.34 4.33 4.33 4.52 5.14 2.33 3.34 6.99 3.56 3.73 3.73 3.47 3.62 3.16 3.31 3.04 2.94 3.73 2.57 2.37 2.28 1.77 2.07 1.84 1.69 1.28 1.68  1.48 1.57 1.65 1.44 1.12 1.43 1.56 1.42 1.17  
      diluted
    0.02 2.59 3.74 6.85 5.98 6.51 4.54 -1.53 5.85 6.24 5.82 5.95 5.03 5.55 5.34 5.27 4.26 4.28 4.46 5.08 2.3 3.3 6.91 3.52 3.68 3.67 3.42 3.56 3.1 3.24 2.98 2.87 3.66 2.51 2.32 2.23 1.74 2.03 1.81 1.67 1.26 1.65  1.46 1.55 1.63 1.42 1.1 1.41 1.53 1.4 1.16  
      earnings attributable to noncontrolling interest
                                                    -12,000,000     
      dilutive effect of common stock equivalents
                                                    4.25 20 17 13  
      anti-dilutive shares excluded from the calculation of dilutive effect of common stock equivalents
                                                    2.75 16  
      benefit from income taxes
                                                      -789,000,000   
      less: earnings attributable to noncontrolling interest
                                                       -48,000,000  
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 
                                                           
        assets
                                                           
        current assets:
                                                           
        cash and cash equivalents
      24,365,000,000 27,210,000,000 28,596,000,000 30,717,000,000 25,312,000,000 32,400,000,000 26,286,000,000 28,414,000,000 25,427,000,000 38,915,000,000 41,813,000,000 41,913,000,000 23,365,000,000 38,845,000,000 24,612,000,000 25,482,000,000 21,375,000,000 21,085,000,000 19,832,000,000 19,955,000,000 16,921,000,000 17,550,000,000 22,327,000,000 21,569,000,000 10,985,000,000 12,363,000,000 13,745,000,000 12,407,000,000 10,866,000,000 10,263,000,000 18,368,000,000 18,243,000,000 11,981,000,000 16,269,000,000 14,582,000,000 16,142,000,000 10,430,000,000 12,796,000,000 8,217,000,000 10,596,000,000 10,923,000,000 7,983,000,000 7,887,000,000 8,650,000,000 7,495,000,000 7,233,000,000 6,412,000,000 7,514,000,000 7,276,000,000 8,286,000,000 7,654,000,000 10,038,000,000 8,406,000,000 
        short-term investments
      3,756,000,000 3,404,000,000 3,424,000,000 3,574,000,000 3,801,000,000 4,734,000,000 5,037,000,000 4,296,000,000 4,201,000,000 5,182,000,000 4,466,000,000 4,584,000,000 4,546,000,000 3,682,000,000 3,352,000,000 2,914,000,000 2,532,000,000 2,786,000,000 2,729,000,000 2,962,000,000 2,860,000,000 3,259,000,000 3,266,000,000 2,876,000,000 3,260,000,000 3,455,000,000 3,524,000,000 3,303,000,000 3,458,000,000 3,586,000,000 3,492,000,000 3,798,000,000 3,509,000,000 3,525,000,000 3,388,000,000 3,210,000,000 2,845,000,000 2,871,000,000 2,757,000,000 2,418,000,000 1,988,000,000 1,942,000,000 1,915,000,000 1,780,000,000 1,741,000,000 1,979,000,000 1,877,000,000 1,869,000,000 1,937,000,000 2,433,000,000 2,443,000,000 3,019,000,000 3,031,000,000 
        accounts receivable
      23,018,000,000 22,672,000,000 24,142,000,000 26,936,000,000 22,365,000,000 20,024,000,000 23,115,000,000 27,197,000,000 21,276,000,000 20,673,000,000 17,952,000,000 22,414,000,000 17,681,000,000 17,047,000,000 18,718,000,000 18,871,000,000 14,216,000,000 14,152,000,000 14,587,000,000 15,980,000,000 12,870,000,000 12,171,000,000 12,546,000,000 14,613,000,000 11,822,000,000 10,964,000,000 9,741,000,000 12,826,000,000 11,388,000,000 10,992,000,000 10,874,000,000 11,512,000,000 9,568,000,000 8,638,000,000 10,538,000,000 9,595,000,000 8,152,000,000 7,347,000,000 9,346,000,000 7,777,000,000 6,523,000,000 6,752,000,000 6,034,000,000 5,040,000,000 4,252,000,000 3,826,000,000 5,383,000,000 4,202,000,000 3,052,000,000 2,853,000,000 3,674,000,000 3,185,000,000 2,709,000,000 
        other current receivables, net of allowances of 3,763 and 2,864
      29,697,000,000                                                     
        prepaid expenses and other current assets
      9,746,000,000 9,019,000,000 8,955,000,000 9,036,000,000 8,212,000,000 7,639,000,000 7,424,000,000 6,132,000,000 6,084,000,000 5,767,000,000 5,884,000,000 6,451,000,000 6,621,000,000 5,657,000,000 5,218,000,000 5,613,000,000 5,320,000,000 5,203,000,000 4,940,000,000 4,971,000,000 4,457,000,000 4,822,000,000 5,932,000,000 6,608,000,000 3,851,000,000 3,556,000,000 3,651,000,000 3,697,000,000 3,086,000,000 3,707,000,000 4,286,000,000 5,100,000,000 2,663,000,000 2,581,000,000 2,522,000,000 2,547,000,000 1,848,000,000 2,300,000,000 2,768,000,000 3,211,000,000 1,546,000,000 1,973,000,000 2,193,000,000 2,632,000,000 1,052,000,000 1,361,000,000 1,851,000,000 2,056,000,000 930,000,000 790,000,000 848,000,000 866,000,000 781,000,000 
        total current assets
      90,582,000,000 95,067,000,000 93,699,000,000 96,285,000,000 85,779,000,000 92,258,000,000 92,038,000,000 88,942,000,000 78,437,000,000 91,905,000,000 89,869,000,000 93,895,000,000 69,069,000,000 82,937,000,000 68,356,000,000 69,029,000,000 61,758,000,000 61,610,000,000 58,916,000,000 59,508,000,000 53,718,000,000 54,821,000,000 58,918,000,000 58,807,000,000 42,634,000,000 43,541,000,000 42,038,000,000 42,815,000,000 38,692,000,000 38,754,000,000 46,634,000,000 48,353,000,000 37,084,000,000 40,921,000,000 41,239,000,000 40,989,000,000 33,879,000,000 35,768,000,000 33,298,000,000 33,745,000,000 31,639,000,000 29,935,000,000 27,566,000,000 26,774,000,000 23,556,000,000 22,963,000,000 22,851,000,000 22,364,000,000 20,380,000,000 21,194,000,000 20,618,000,000 22,717,000,000 21,052,000,000 
        long-term investments
      54,251,000,000 52,996,000,000 52,466,000,000 51,863,000,000 52,354,000,000 48,689,000,000 46,113,000,000 45,928,000,000 47,609,000,000 45,474,000,000 45,988,000,000 46,884,000,000 43,728,000,000 41,557,000,000 42,427,000,000 42,353,000,000 43,114,000,000 44,777,000,000 44,061,000,000 42,406,000,000 41,242,000,000 39,184,000,000 36,778,000,000 36,578,000,000 37,209,000,000 36,840,000,000 35,696,000,000 33,553,000,000 32,510,000,000 31,929,000,000 31,237,000,000 29,441,000,000 28,341,000,000 27,703,000,000 26,397,000,000 25,760,000,000 23,868,000,000 23,324,000,000 22,211,000,000 20,895,000,000 18,792,000,000 18,535,000,000 18,996,000,000 19,416,000,000 18,827,000,000 19,346,000,000 19,274,000,000 19,377,000,000 19,605,000,000 18,783,000,000 17,976,000,000 17,998,000,000 17,711,000,000 
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 7,546 and 6,971
      10,762,000,000                                                     
        goodwill
      110,499,000,000 110,340,000,000 107,677,000,000 107,566,000,000 106,734,000,000 105,978,000,000 105,436,000,000 105,664,000,000 103,732,000,000 101,703,000,000 101,669,000,000 100,406,000,000 93,352,000,000 83,904,000,000 84,159,000,000 77,548,000,000 75,795,000,000 75,435,000,000 75,827,000,000 72,162,000,000 71,337,000,000 68,088,000,000 67,872,000,000 65,302,000,000 65,659,000,000 65,205,000,000 62,000,000,000 59,379,000,000 58,910,000,000 58,703,000,000 56,271,000,000 56,850,000,000 54,556,000,000 53,402,000,000 52,498,000,000 52,376,000,000 47,584,000,000 47,183,000,000 46,881,000,000 46,294,000,000 44,453,000,000 43,680,000,000 34,154,000,000 32,782,000,000 32,940,000,000 32,357,000,000 32,462,000,000 32,150,000,000 31,604,000,000 31,751,000,000 31,427,000,000 31,810,000,000 31,286,000,000 
        other intangible assets, net of accumulated amortization of 7,472 and 8,350
      20,474,000,000                                                     
        other assets
      23,013,000,000 22,977,000,000 21,298,000,000 20,395,000,000 19,590,000,000 18,651,000,000 17,939,000,000 17,704,000,000 17,298,000,000 16,711,000,000 16,069,000,000 15,692,000,000 15,027,000,000 14,412,000,000 14,524,000,000 13,207,000,000 12,526,000,000 12,057,000,000 11,947,000,000 11,757,000,000 11,510,000,000 10,352,000,000 10,237,000,000 10,008,000,000 9,334,000,000 9,101,000,000 8,786,000,000 7,975,000,000 4,326,000,000 4,161,000,000 3,883,000,000 3,748,000,000 3,575,000,000 3,387,000,000 3,301,000,000 3,085,000,000 3,037,000,000 3,124,000,000 3,146,000,000 3,084,000,000 3,247,000,000 3,185,000,000 2,918,000,000 3,061,000,000 2,972,000,000 2,872,000,000 2,821,000,000 2,799,000,000 2,439,000,000 2,287,000,000 2,316,000,000 2,347,000,000 2,215,000,000 
        total assets
      309,581,000,000 315,269,000,000 308,573,000,000 309,790,000,000 298,278,000,000 299,309,000,000 286,056,000,000 284,210,000,000 273,720,000,000 282,063,000,000 280,164,000,000 283,679,000,000 245,705,000,000 243,064,000,000 230,172,000,000 221,238,000,000 212,206,000,000 213,045,000,000 210,292,000,000 205,171,000,000 197,289,000,000 190,969,000,000 192,483,000,000 189,067,000,000 173,889,000,000 173,709,000,000 167,200,000,000 161,197,000,000 152,221,000,000 151,087,000,000 154,611,000,000 155,569,000,000 139,058,000,000 140,432,000,000 138,097,000,000 137,157,000,000 122,810,000,000 123,642,000,000 119,603,000,000 117,855,000,000 111,383,000,000 108,272,000,000 91,423,000,000 89,719,000,000 86,382,000,000 85,426,000,000 85,466,000,000 84,622,000,000 81,882,000,000 81,863,000,000 80,201,000,000 83,126,000,000 80,885,000,000 
        liabilities, redeemable noncontrolling interests and equity
                                                           
        current liabilities:
                                                           
        medical costs payable
      39,337,000,000 40,181,000,000 38,427,000,000 37,136,000,000 34,224,000,000 33,951,000,000 32,547,000,000 34,032,000,000 32,395,000,000 32,792,000,000 31,947,000,000 31,809,000,000 29,056,000,000 29,064,000,000 28,978,000,000 28,676,000,000 24,483,000,000 25,918,000,000 25,131,000,000 24,833,000,000 21,872,000,000 21,167,000,000 19,200,000,000 22,772,000,000 21,690,000,000 20,939,000,000 20,907,000,000 21,139,000,000 19,891,000,000 19,850,000,000 19,339,000,000 19,589,000,000 17,871,000,000 17,963,000,000 17,710,000,000 17,650,000,000 16,391,000,000 16,500,000,000 16,632,000,000 15,823,000,000 14,330,000,000 13,906,000,000 13,867,000,000 13,537,000,000 12,040,000,000 12,328,000,000 12,305,000,000 12,230,000,000 11,575,000,000 11,818,000,000 11,855,000,000 11,726,000,000 11,004,000,000 
        accounts payable and accrued liabilities
      38,032,000,000 36,033,000,000 34,330,000,000 33,566,000,000 34,337,000,000 33,080,000,000 30,886,000,000 30,738,000,000 31,958,000,000 31,164,000,000 29,516,000,000 29,856,000,000 27,715,000,000 27,232,000,000 25,145,000,000 25,058,000,000 24,643,000,000 24,292,000,000 23,013,000,000 22,997,000,000 22,495,000,000 21,173,000,000 25,423,000,000 22,845,000,000 19,005,000,000 18,570,000,000 17,128,000,000 16,900,000,000 16,705,000,000 18,991,000,000 17,527,000,000 18,210,000,000 15,180,000,000 15,878,000,000 14,514,000,000 13,473,000,000 13,361,000,000 12,994,000,000 14,366,000,000 13,740,000,000 11,994,000,000 11,300,000,000 10,901,000,000 10,518,000,000 9,247,000,000 8,394,000,000 9,625,000,000 9,160,000,000 7,458,000,000 7,145,000,000 7,046,000,000 6,559,000,000 6,984,000,000 
        short-term borrowings and current maturities of long-term debt
      6,069,000,000 7,737,000,000 5,698,000,000 9,986,000,000 4,545,000,000 3,909,000,000 11,371,000,000 9,787,000,000 4,274,000,000 5,290,000,000 6,321,000,000 9,931,000,000 3,110,000,000 3,229,000,000 5,592,000,000 6,697,000,000 3,620,000,000 3,620,000,000 3,868,000,000 8,838,000,000 4,819,000,000 3,899,000,000 6,156,000,000 15,828,000,000                              
        unearned revenues
      3,413,000,000 3,366,000,000 3,032,000,000 3,296,000,000 3,317,000,000 3,320,000,000 2,572,000,000 3,206,000,000 3,355,000,000 15,311,000,000 14,852,000,000 14,487,000,000 3,075,000,000 12,847,000,000 2,212,000,000 2,675,000,000 2,571,000,000 2,556,000,000 2,365,000,000 2,612,000,000 2,842,000,000 2,391,000,000 2,299,000,000 2,509,000,000 2,622,000,000 2,500,000,000 2,019,000,000 2,530,000,000 2,396,000,000 2,388,000,000 7,228,000,000 7,683,000,000 2,269,000,000 6,635,000,000 6,115,000,000 6,475,000,000 1,968,000,000 5,730,000,000 1,567,000,000 1,901,000,000 2,142,000,000 1,731,000,000 1,508,000,000 1,734,000,000 1,972,000,000 1,691,000,000 1,482,000,000 1,838,000,000 1,600,000,000 1,525,000,000 1,242,000,000 1,386,000,000 1,505,000,000 
        other current liabilities
      28,046,000,000 28,209,000,000 29,294,000,000 29,487,000,000 27,346,000,000 27,305,000,000 27,294,000,000 26,668,000,000 27,072,000,000 29,622,000,000 30,345,000,000 30,399,000,000 26,281,000,000 28,563,000,000 26,771,000,000 25,064,000,000 22,975,000,000 23,189,000,000 22,180,000,000 21,361,000,000 20,392,000,000 17,967,000,000 16,805,000,000 14,652,000,000 14,595,000,000 14,245,000,000 14,474,000,000 14,445,000,000 12,244,000,000 13,648,000,000 14,999,000,000 14,806,000,000 12,286,000,000 13,073,000,000 13,043,000,000 12,198,000,000 10,339,000,000                 
        total current liabilities
      114,897,000,000 115,526,000,000 110,781,000,000 113,471,000,000 103,769,000,000 101,565,000,000 104,670,000,000 104,431,000,000 99,054,000,000 114,179,000,000 112,981,000,000 116,482,000,000 89,237,000,000 100,935,000,000 88,698,000,000 88,170,000,000 78,292,000,000 79,575,000,000 76,557,000,000 80,641,000,000 72,420,000,000 66,597,000,000 69,883,000,000 78,606,000,000 61,782,000,000 62,641,000,000 62,328,000,000 58,933,000,000 53,209,000,000 56,377,000,000 62,052,000,000 67,667,000,000 50,463,000,000 58,088,000,000 57,121,000,000 57,543,000,000 49,252,000,000 51,096,000,000 47,376,000,000 46,285,000,000 42,898,000,000 39,953,000,000 35,741,000,000 34,978,000,000 30,623,000,000 31,130,000,000 30,776,000,000 30,716,000,000 27,881,000,000 27,867,000,000 26,405,000,000 27,183,000,000 27,116,000,000 
        long-term debt, less current maturities
      72,320,000,000 72,399,000,000 73,495,000,000 71,285,000,000 72,359,000,000 74,101,000,000 63,727,000,000 63,850,000,000 58,263,000,000 58,079,000,000 59,268,000,000 60,657,000,000 54,513,000,000 45,438,000,000 45,799,000,000 40,796,000,000 42,383,000,000 43,345,000,000 44,348,000,000 37,420,000,000 38,648,000,000 39,895,000,000 39,901,000,000 35,779,000,000 36,808,000,000 38,507,000,000 34,473,000,000 34,419,000,000 34,581,000,000 32,053,000,000 32,096,000,000 28,206,000,000 28,835,000,000 24,723,000,000 26,197,000,000 26,154,000,000 25,777,000,000 26,022,000,000 26,834,000,000 27,218,000,000 25,460,000,000 26,015,000,000 15,378,000,000 15,577,000,000 16,007,000,000 14,592,000,000 14,630,000,000 14,524,000,000 14,891,000,000 14,888,000,000 15,543,000,000 15,659,000,000 14,041,000,000 
        deferred income taxes
      2,421,000,000 3,162,000,000 3,804,000,000 3,902,000,000 3,620,000,000 4,014,000,000 3,631,000,000 4,167,000,000 3,021,000,000 2,210,000,000 2,498,000,000 2,834,000,000 2,769,000,000 1,659,000,000 2,581,000,000 2,954,000,000 3,265,000,000 3,649,000,000 3,641,000,000 3,602,000,000 3,367,000,000 3,340,000,000 3,286,000,000 3,030,000,000 2,993,000,000 2,902,000,000 2,908,000,000 2,786,000,000 2,474,000,000 2,434,000,000 2,095,000,000 2,213,000,000 2,182,000,000 2,697,000,000 2,844,000,000 2,894,000,000 2,761,000,000 2,492,000,000 2,857,000,000 3,066,000,000 860,000,000 670,000,000 514,000,000 405,000,000 556,000,000 520,000,000 496,000,000 319,000,000 430,000,000 366,000,000 366,000,000 336,000,000 463,000,000 
        other liabilities
      18,245,000,000 18,369,000,000 15,709,000,000 15,963,000,000 15,939,000,000 15,174,000,000 14,794,000,000 14,844,000,000 14,463,000,000 13,615,000,000 13,261,000,000 13,084,000,000 12,839,000,000 12,111,000,000 11,967,000,000 11,671,000,000 11,787,000,000 11,844,000,000 12,425,000,000 12,926,000,000 12,315,000,000 11,186,000,000 11,056,000,000 10,048,000,000 10,144,000,000 9,912,000,000 9,435,000,000 8,554,000,000 5,730,000,000 5,858,000,000 5,746,000,000 5,557,000,000 5,556,000,000 2,909,000,000 2,421,000,000 2,385,000,000 2,307,000,000 2,032,000,000 1,998,000,000 1,887,000,000 1,481,000,000 1,529,000,000 1,301,000,000 1,295,000,000 1,357,000,000 1,326,000,000 1,332,000,000 1,262,000,000 1,525,000,000 1,622,000,000 1,576,000,000 1,571,000,000 1,535,000,000 
        total liabilities
      207,883,000,000 209,456,000,000 203,789,000,000 204,621,000,000 195,687,000,000 194,854,000,000 186,822,000,000 187,292,000,000 174,801,000,000 188,083,000,000 188,008,000,000 193,057,000,000 159,358,000,000 160,143,000,000 149,045,000,000 143,591,000,000 135,727,000,000 138,413,000,000 136,971,000,000 134,589,000,000 126,750,000,000 121,018,000,000 124,126,000,000 127,463,000,000 111,727,000,000 113,962,000,000 109,144,000,000 104,692,000,000 95,994,000,000 96,722,000,000 101,989,000,000 103,643,000,000 87,036,000,000 90,952,000,000 91,104,000,000 91,495,000,000 82,621,000,000 84,151,000,000 81,572,000,000 80,964,000,000 75,922,000,000 73,579,000,000 56,788,000,000 56,389,000,000 52,540,000,000 51,436,000,000 51,228,000,000 50,805,000,000 48,558,000,000 48,717,000,000 48,051,000,000 49,181,000,000 47,586,000,000 
        commitments and contingencies
                                                           
        redeemable noncontrolling interests
      1,608,000,000 4,244,000,000 4,315,000,000 4,358,000,000 4,323,000,000 4,574,000,000 4,558,000,000 4,548,000,000 4,498,000,000 4,416,000,000 4,788,000,000 4,801,000,000 4,897,000,000 4,857,000,000 4,922,000,000 1,519,000,000 1,434,000,000 1,373,000,000 1,299,000,000 1,269,000,000 2,211,000,000 1,847,000,000 1,842,000,000 1,741,000,000 1,726,000,000 1,991,000,000 2,202,000,000 2,054,000,000 1,908,000,000 1,769,000,000 1,839,000,000 1,890,000,000 2,189,000,000 2,170,000,000 1,657,000,000 1,667,000,000 2,012,000,000 1,937,000,000 1,744,000,000 1,824,000,000 1,736,000,000 1,571,000,000 1,615,000,000 1,452,000,000 1,388,000,000 1,386,000,000 1,303,000,000 1,268,000,000 1,175,000,000     
        equity:
                                                           
        preferred stock, 0.001 par value - 10 shares authorized; no shares issued or outstanding
                                                           
        common stock
      9,000,000 9,000,000 9,000,000 9,000,000 9,000,000 9,000,000 9,000,000 9,000,000 9,000,000 9,000,000 9,000,000 9,000,000 9,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 9,000,000 9,000,000 9,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 
        additional paid-in capital
      559,000,000 394,000,000    461,000,000 373,000,000                388,000,000  7,000,000        1,703,000,000 1,801,000,000 1,661,000,000 1,819,000,000     29,000,000            66,000,000 
        retained earnings
      95,603,000,000 97,595,000,000 97,250,000,000 97,934,000,000 96,036,000,000 96,518,000,000 92,400,000,000 90,118,000,000 95,774,000,000 93,173,000,000 89,994,000,000 88,852,000,000 86,156,000,000 83,722,000,000 80,540,000,000 78,782,000,000 77,134,000,000 75,124,000,000 73,090,000,000 71,220,000,000 69,295,000,000 69,715,000,000 67,776,000,000 62,327,000,000 61,178,000,000 58,696,000,000 56,367,000,000 55,472,000,000 55,846,000,000 54,386,000,000 52,363,000,000 50,494,000,000 48,730,000,000 45,840,000,000 44,081,000,000 42,521,000,000 40,945,000,000 39,945,000,000 38,579,000,000 37,963,000,000 37,125,000,000 36,382,000,000 35,262,000,000 34,153,000,000 33,836,000,000 33,578,000,000 33,215,000,000 33,112,000,000 33,047,000,000 32,593,000,000 31,906,000,000 31,359,000,000 30,664,000,000 
        accumulated other comprehensive loss
      -2,061,000,000 -2,211,000,000 -2,535,000,000 -2,905,000,000 -3,387,000,000 -2,453,000,000 -3,423,000,000 -3,439,000,000 -7,027,000,000 -8,688,000,000 -7,650,000,000 -7,549,000,000 -8,393,000,000 -9,086,000,000 -7,730,000,000 -6,026,000,000 -5,384,000,000 -4,856,000,000 -4,086,000,000 -4,826,000,000 -3,814,000,000 -4,494,000,000 -4,550,000,000 -5,360,000,000 -3,578,000,000 -3,709,000,000 -3,273,000,000 -3,758,000,000 -4,160,000,000 -4,386,000,000 -4,080,000,000 -2,951,000,000 -2,667,000,000 -2,353,000,000 -2,591,000,000 -2,447,000,000 -2,681,000,000 -2,303,000,000 -2,203,000,000 -2,804,000,000 -3,334,000,000 -3,347,000,000 -2,307,000,000 -2,285,000,000 -1,392,000,000 -984,000,000 -290,000,000 -573,000,000      
        nonredeemable noncontrolling interests
      5,980,000,000 5,782,000,000 5,745,000,000 5,773,000,000 5,610,000,000 5,346,000,000 5,317,000,000 5,682,000,000 5,665,000,000 5,070,000,000 5,015,000,000 4,509,000,000 3,678,000,000 3,418,000,000 3,385,000,000 3,362,000,000 3,285,000,000 2,981,000,000 3,008,000,000 2,909,000,000 2,837,000,000 2,873,000,000 2,891,000,000 2,886,000,000 2,820,000,000 2,760,000,000 2,751,000,000 2,727,000,000 2,623,000,000 2,586,000,000 2,490,000,000 2,483,000,000 2,057,000,000                     
        total equity
      100,090,000,000 101,569,000,000 100,469,000,000 100,811,000,000 98,268,000,000 99,881,000,000 94,676,000,000 92,370,000,000 94,421,000,000 89,564,000,000 87,368,000,000 85,821,000,000 81,450,000,000 78,064,000,000 76,205,000,000 76,128,000,000 75,045,000,000 73,259,000,000 72,022,000,000 69,313,000,000 68,328,000,000 68,104,000,000 66,515,000,000 59,863,000,000 60,436,000,000 57,756,000,000 55,854,000,000 54,451,000,000 54,319,000,000 52,596,000,000 50,783,000,000 50,036,000,000 49,833,000,000 47,310,000,000 45,336,000,000 43,995,000,000 38,177,000,000 37,554,000,000 36,287,000,000 35,067,000,000 33,725,000,000 33,122,000,000            
        total liabilities, redeemable noncontrolling interests and equity
      309,581,000,000 315,269,000,000 308,573,000,000 309,790,000,000 298,278,000,000 299,309,000,000 286,056,000,000 284,210,000,000 273,720,000,000 282,063,000,000 280,164,000,000 283,679,000,000 245,705,000,000 243,064,000,000 230,172,000,000 221,238,000,000 212,206,000,000 213,045,000,000 210,292,000,000 205,171,000,000 197,289,000,000 190,969,000,000 192,483,000,000 189,067,000,000 173,889,000,000 173,709,000,000 167,200,000,000 161,197,000,000 152,221,000,000 151,087,000,000 154,611,000,000 155,569,000,000 139,058,000,000 140,432,000,000 138,097,000,000 137,157,000,000 122,810,000,000 123,642,000,000 119,603,000,000 117,855,000,000 111,383,000,000             
        other current receivables
       32,762,000,000 28,582,000,000 26,022,000,000  27,461,000,000 26,762,000,000 19,284,000,000  17,752,000,000 16,131,000,000 14,696,000,000  13,684,000,000 12,439,000,000 11,994,000,000  14,080,000,000 12,630,000,000 11,546,000,000  13,231,000,000 11,430,000,000 10,275,000,000  10,152,000,000 8,434,000,000 7,631,000,000  7,270,000,000 6,772,000,000 6,778,000,000  6,826,000,000 7,232,000,000 6,609,000,000  7,502,000,000 7,355,000,000 6,865,000,000  7,667,000,000 6,160,000,000 5,346,000,000  5,189,000,000 4,041,000,000 3,624,000,000  3,772,000,000 3,020,000,000 2,614,000,000  
        property, equipment and capitalized software
       11,104,000,000 10,923,000,000 10,734,000,000  10,139,000,000 9,801,000,000 10,429,000,000  11,070,000,000 10,926,000,000 10,637,000,000  9,469,000,000 9,421,000,000 9,183,000,000  8,730,000,000 8,735,000,000 8,496,000,000  8,151,000,000 8,126,000,000 8,173,000,000  8,501,000,000 8,681,000,000 8,230,000,000  8,042,000,000 7,906,000,000 8,144,000,000  6,562,000,000 6,324,000,000 6,329,000,000  5,524,000,000 5,189,000,000 4,976,000,000  4,532,000,000 4,473,000,000 4,245,000,000  4,309,000,000 4,267,000,000 4,065,000,000  3,829,000,000 3,785,000,000 3,945,000,000  
        other intangible assets
       22,785,000,000 22,510,000,000 22,947,000,000  23,594,000,000 14,729,000,000 15,543,000,000  15,200,000,000 15,643,000,000 16,165,000,000  10,785,000,000 11,285,000,000 9,918,000,000  10,436,000,000 10,806,000,000 10,842,000,000  10,373,000,000 10,552,000,000 10,199,000,000  10,521,000,000 9,999,000,000 9,245,000,000  9,498,000,000 8,680,000,000 9,033,000,000  8,457,000,000 8,338,000,000 8,618,000,000  8,719,000,000 8,878,000,000 8,861,000,000  8,405,000,000 3,316,000,000 3,441,000,000  3,579,000,000 3,791,000,000 3,867,000,000  4,019,000,000 4,079,000,000 4,309,000,000  
        other current receivables, net of allowances of 2,864 and 2,084
          26,089,000,000                                                 
        assets under management
            3,414,000,000 3,619,000,000 3,755,000,000 3,616,000,000 3,623,000,000 3,837,000,000 4,087,000,000 4,022,000,000 4,017,000,000 4,155,000,000 4,449,000,000 4,304,000,000 4,198,000,000 4,094,000,000 4,076,000,000 3,788,000,000 3,417,000,000 2,866,000,000 3,076,000,000 3,051,000,000 2,943,000,000 2,951,000,000 3,032,000,000 2,936,000,000 2,842,000,000 2,922,000,000 3,101,000,000 3,082,000,000 2,977,000,000 2,886,000,000 3,105,000,000 2,952,000,000 2,855,000,000 2,878,000,000 2,998,000,000 2,948,000,000 2,863,000,000 2,921,000,000 2,962,000,000 2,855,000,000 2,791,000,000 2,780,000,000 2,757,000,000 2,694,000,000 2,613,000,000 2,659,000,000 2,773,000,000 
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 6,971 and 7,039
          10,553,000,000                                                 
        other intangible assets, net of accumulated amortization of 8,350 and 7,279
          23,268,000,000                                                 
        other current receivables, net of allowances of 2,084 and 1,433
              17,694,000,000                                             
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 7,039 and 6,930
              11,450,000,000                                             
        other intangible assets, net of accumulated amortization of 7,279 and 6,137
              15,194,000,000                                             
        other current receivables, net of allowances of 1,433 and 993
                  12,769,000,000                                         
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 6,930 and 5,992
                  10,128,000,000                                         
        other intangible assets, net of accumulated amortization of 6,137 and 5,636
                  14,401,000,000                                         
        other current receivables, net of allowances of 993 and 1,047
                      13,866,000,000                                     
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 5,992 and 5,230
                      8,969,000,000                                     
        other intangible assets, net of accumulated amortization of 5,636 and 5,455
                      10,044,000,000                                     
        other current receivables, net of allowances of 1,047 and 859
                          12,534,000,000                                 
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 5,230 and 4,995
                          8,626,000,000                                 
        other intangible assets, net of accumulated amortization of 5,455 and 5,072
                          10,856,000,000                                 
        other current receivables, net of allowances of 859 and 502
                              9,640,000,000                             
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 4,995 and 4,141
                              8,704,000,000                             
        other intangible assets, net of accumulated amortization of 5,072 and 4,592
                              10,349,000,000                             
        commercial paper and current maturities of long-term debt
                              3,870,000,000 6,387,000,000 7,800,000,000 3,919,000,000 1,973,000,000 1,500,000,000 2,959,000,000 7,379,000,000 2,857,000,000 4,539,000,000 5,739,000,000 7,747,000,000 7,193,000,000 7,202,000,000 6,364,000,000 6,504,000,000 6,634,000,000 5,767,000,000 2,693,000,000 2,797,000,000 1,399,000,000 2,925,000,000 2,117,000,000 2,241,000,000 1,969,000,000 1,895,000,000 1,086,000,000 2,390,000,000 2,713,000,000 
        other current receivables, net of allowances of 502 and 440
                                  6,862,000,000                         
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 4,141 and 3,694
                                  8,458,000,000                         
        other intangible assets, net of accumulated amortization of 4,592 and 4,309
                                  9,325,000,000                         
        other current receivables, net of allowances of 440 and 409
                                      6,262,000,000                     
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 3,694 and 3,749
                                      7,013,000,000                     
        other intangible assets, net of accumulated amortization of 4,309 and 3,847
                                      8,489,000,000                     
        future policy benefits
                                       2,535,000,000 2,521,000,000 2,519,000,000 2,524,000,000 2,509,000,000 2,507,000,000 2,508,000,000 2,496,000,000 2,489,000,000 2,491,000,000 2,483,000,000 2,488,000,000 2,487,000,000 2,479,000,000 2,472,000,000 2,465,000,000 2,459,000,000 2,451,000,000 2,447,000,000 2,444,000,000 
        nonredeemable noncontrolling interest
                                       2,012,000,000 2,175,000,000 2,092,000,000 -97,000,000 -98,000,000 -99,000,000 -102,000,000 -105,000,000 8,000,000            
        other current receivables, net of allowances of 409 and 138
                                          7,499,000,000                 
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 3,749 and 3,173
                                          5,901,000,000                 
        other intangible assets, net of accumulated amortization of 3,847 and 3,128
                                          8,541,000,000                 
        other policy liabilities
                                           8,670,000,000 8,447,000,000 8,317,000,000 7,798,000,000 7,249,000,000 6,772,000,000 6,392,000,000 5,965,000,000 5,792,000,000 5,247,000,000 5,247,000,000 5,279,000,000 5,484,000,000 5,176,000,000 5,122,000,000 4,910,000,000 
        other current receivables, net of allowances of 138 and 156
                                              6,801,000,000             
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 3,173 and 2,954
                                              4,861,000,000             
        other intangible assets, net of accumulated amortization of 3,128 and 2,685
                                              8,391,000,000             
        liabilities and equity
                                                           
        additional paid in capital
                                               69,000,000 55,000,000           
        total liabilities and equity
                                               108,272,000,000            
        liabilities and shareholders’ equity
                                                           
        shareholders’ equity:
                                                           
        total shareholders’ equity
                                                33,020,000,000 31,878,000,000 32,454,000,000 32,604,000,000 32,935,000,000 32,549,000,000 32,149,000,000 32,016,000,000 31,381,000,000 31,757,000,000 31,178,000,000 
        total liabilities and shareholders’ equity
                                                91,423,000,000 89,719,000,000 86,382,000,000 85,426,000,000 85,466,000,000 84,622,000,000 81,882,000,000 81,863,000,000 80,201,000,000 83,126,000,000 80,885,000,000 
        other current receivables, net of allowances of 156 and 169
                                                  5,498,000,000         
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 2,954 and 2,675
                                                  4,418,000,000         
        other intangible assets, net of accumulated amortization of 2,685 and 2,283
                                                  3,669,000,000         
        other current receivables, net of allowances of 169 and 206
                                                      3,998,000,000     
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 2,675 and 2,564
                                                      4,010,000,000     
        other intangible assets, net of accumulated amortization of 2,283 and 1,824
                                                      3,844,000,000     
        accumulated other comprehensive income
                                                      -908,000,000 -587,000,000 -535,000,000 388,000,000 438,000,000 
        redeemable noncontrolling interest
                                                       1,130,000,000 769,000,000 2,188,000,000 2,121,000,000 
        other current receivables, net of allowances of 206 and 72
                                                          2,889,000,000 
        property, equipment and capitalized software, net of accumulated depreciation and amortization of 2,564 and 2,440
                                                          3,939,000,000 
        other intangible assets, net of accumulated amortization of 1,824 and 1,451
                                                          4,682,000,000 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 
                                                            
          operating activities
                                                            
          net earnings
        218,000,000 2,543,000,000 3,572,000,000 6,474,000,000 5,784,000,000 6,258,000,000 4,421,000,000 -1,221,000,000 5,675,000,000 6,038,000,000 5,657,000,000 5,774,000,000 4,908,000,000 5,384,000,000 5,199,000,000 5,148,000,000 4,191,000,000 4,191,000,000 4,372,000,000 4,978,000,000 2,352,000,000 3,256,000,000 6,696,000,000 3,465,000,000 3,668,000,000 3,629,000,000 3,385,000,000 3,557,000,000 3,164,000,000 3,284,000,000 3,010,000,000 2,924,000,000 3,721,000,000 2,561,000,000 2,350,000,000 2,191,000,000 1,708,000,000 1,978,000,000 1,760,000,000 1,627,000,000 1,252,000,000 1,618,000,000 1,585,000,000 1,413,000,000 1,510,000,000 1,602,000,000 1,408,000,000 1,099,000,000 1,427,000,000 1,570,000,000 1,436,000,000 1,240,000,000 
          noncash items:
                                                            
          depreciation and amortization
        1,117,000,000 1,099,000,000 1,084,000,000 1,061,000,000 1,041,000,000 1,041,000,000 1,020,000,000 997,000,000 974,000,000 1,007,000,000 1,021,000,000 970,000,000 982,000,000 828,000,000 802,000,000 788,000,000 771,000,000 796,000,000 778,000,000 758,000,000 732,000,000 719,000,000 717,000,000 723,000,000 718,000,000 709,000,000 654,000,000 639,000,000 637,000,000 611,000,000 598,000,000 582,000,000 578,000,000 578,000,000 556,000,000 533,000,000 527,000,000 515,000,000 511,000,000 502,000,000 484,000,000 452,000,000 379,000,000 378,000,000 381,000,000 373,000,000 364,000,000 360,000,000 350,000,000 349,000,000 340,000,000 336,000,000 
          deferred income taxes
        -733,000,000 -932,000,000 -151,000,000 64,000,000 -62,000,000 124,000,000 -331,000,000 -27,000,000 249,000,000 -12,000,000 -150,000,000 -332,000,000 -83,000,000 -575,000,000 -176,000,000 161,000,000 -243,000,000 46,000,000 -14,000,000 341,000,000 -127,000,000 5,000,000 -88,000,000 202,000,000 53,000,000 -18,000,000 61,000,000 134,000,000 33,000,000 167,000,000 -84,000,000 -74,000,000 -506,000,000 -259,000,000 -111,000,000 -89,000,000 486,000,000 -264,000,000 -286,000,000 145,000,000 -24,000,000 -19,000,000 -152,000,000 122,000,000 -10,000,000 -91,000,000 -115,000,000 99,000,000 -92,000,000 -7,000,000 -31,000,000 131,000,000 
          share-based compensation
        176,000,000 223,000,000 197,000,000 375,000,000 187,000,000 237,000,000 222,000,000 372,000,000 208,000,000 247,000,000 242,000,000 362,000,000 250,000,000 171,000,000 205,000,000 299,000,000 209,000,000 165,000,000 170,000,000 256,000,000 152,000,000 139,000,000 157,000,000 231,000,000 172,000,000 127,000,000 155,000,000 243,000,000 126,000,000 154,000,000 150,000,000 208,000,000 141,000,000 124,000,000 136,000,000 196,000,000 116,000,000 107,000,000 105,000,000 157,000,000 100,000,000 95,000,000 86,000,000 125,000,000 95,000,000 81,000,000 83,000,000 105,000,000 76,000,000 79,000,000 77,000,000 99,000,000 
          loss on sale of subsidiary and subsidiaries held for sale
        126,000,000 83,000,000 41,000,000 15,000,000 -21,000,000 20,000,000                                               
          net gains on dispositions and other strategic transactions
                                                            
          other
        1,609,000,000 -63,000,000 30,000,000 97,000,000 582,000,000 -1,069,000,000 280,000,000 179,000,000 -446,000,000 32,000,000 -160,000,000 69,000,000   198,000,000 17,000,000 -749,000,000 19,000,000 -159,000,000 -55,000,000 -100,000,000 -76,000,000 79,000,000 45,000,000 75,000,000 -54,000,000 -169,000,000 42,000,000 65,000,000 -146,000,000 -17,000,000 27,000,000 49,000,000 57,000,000 68,000,000 43,000,000 -14,000,000 -48,000,000 -26,000,000 6,000,000 -27,000,000 -48,000,000 -116,000,000 -44,000,000 -45,000,000 -105,000,000 -83,000,000 -65,000,000 35,000,000 -32,000,000 -45,000,000 -41,000,000 
          net change in other operating items, net of effects from acquisitions and dispositions:
                                                            
          accounts receivable
        -829,000,000 1,746,000,000 2,781,000,000 -4,462,000,000 -2,122,000,000 3,156,000,000 3,691,000,000 -6,162,000,000 -540,000,000 -2,771,000,000 4,503,000,000 -4,306,000,000 40,000,000 1,641,000,000 317,000,000 -4,521,000,000 -153,000,000 371,000,000 1,677,000,000 -2,895,000,000 -494,000,000 245,000,000 2,213,000,000 -2,652,000,000 -795,000,000 -1,239,000,000 3,617,000,000 -1,421,000,000 -367,000,000 37,000,000 558,000,000 -1,579,000,000 -818,000,000 1,941,000,000 -953,000,000 -1,232,000,000 -777,000,000 2,058,000,000 -1,528,000,000 -1,110,000,000 316,000,000 818,000,000 -967,000,000 -758,000,000 -366,000,000 1,586,000,000 -1,141,000,000 -990,000,000 -197,000,000 832,000,000 -489,000,000 -463,000,000 
          other assets
        -1,501,000,000 -962,000,000 -1,599,000,000 -544,000,000 -1,152,000,000 1,133,000,000 -2,194,000,000 -1,927,000,000 -86,000,000 -357,000,000 -126,000,000 -1,875,000,000 -633,000,000 -98,000,000 446,000,000 -1,089,000,000 404,000,000 88,000,000 -568,000,000 -955,000,000 502,000,000 1,087,000,000 465,000,000 -4,249,000,000 618,000,000 -407,000,000 -279,000,000 -1,495,000,000 891,000,000 728,000,000 863,000,000 -3,232,000,000 133,000,000 757,000,000 -522,000,000 -998,000,000 234,000,000 217,000,000 110,000,000 -2,162,000,000 256,000,000 492,000,000 -16,000,000 -2,162,000,000 229,000,000 316,000,000 146,000,000 -1,281,000,000 -248,000,000 71,000,000 -105,000,000 -556,000,000 
          medical costs payable
        -354,000,000 1,807,000,000 1,378,000,000 2,993,000,000 268,000,000 1,458,000,000 -1,292,000,000 2,069,000,000 -355,000,000 1,429,000,000 -59,000,000 2,467,000,000 -139,000,000 163,000,000 180,000,000 3,849,000,000 -1,224,000,000 839,000,000 118,000,000 2,968,000,000 767,000,000 1,738,000,000 -3,473,000,000 1,120,000,000 998,000,000 -224,000,000 -678,000,000 1,125,000,000 86,000,000 482,000,000 -50,000,000 1,313,000,000 -21,000,000 210,000,000 71,000,000 1,024,000,000 -135,000,000 -115,000,000 731,000,000 1,368,000,000 448,000,000 149,000,000 378,000,000 1,610,000,000 -170,000,000 94,000,000 173,000,000 387,000,000 -279,000,000 -4,000,000 119,000,000 673,000,000 
          accounts payable and other liabilities
        2,082,000,000 63,000,000 127,000,000 -607,000,000 1,213,000,000 1,214,000,000 267,000,000 -231,000,000 1,146,000,000 823,000,000 -249,000,000 1,796,000,000 548,000,000 609,000,000 218,000,000 589,000,000 -9,000,000 873,000,000 -572,000,000 870,000,000 1,907,000,000 -4,150,000,000 3,454,000,000 4,137,000,000 628,000,000 138,000,000 -351,000,000 318,000,000 -2,257,000,000 550,000,000 -588,000,000 2,821,000,000 -1,353,000,000 1,062,000,000 929,000,000 292,000,000 490,000,000 -1,399,000,000 633,000,000 1,770,000,000 27,000,000 -1,193,000,000 161,000,000 1,648,000,000 516,000,000 -1,093,000,000 554,000,000 1,665,000,000 67,000,000 285,000,000 344,000,000 -237,000,000 
          unearned revenues
        107,000,000 338,000,000 -272,000,000 -10,000,000 -16,000,000 373,000,000 -563,000,000 9,000,000 -12,018,000,000 466,000,000 353,000,000 11,402,000,000 -10,075,000,000 10,641,000,000 -518,000,000 78,000,000 21,000,000 192,000,000 -262,000,000 -261,000,000 410,000,000 164,000,000 -217,000,000 -79,000,000 70,000,000 489,000,000 -521,000,000 92,000,000 18,000,000 -4,926,000,000 -433,000,000 5,379,000,000 -4,501,000,000 515,000,000 -353,000,000 4,496,000,000 -3,768,000,000 4,161,000,000 -344,000,000 -251,000,000 416,000,000 267,000,000 -229,000,000 -217,000,000 294,000,000 219,000,000 -360,000,000 232,000,000 82,000,000 280,000,000 -131,000,000 -129,000,000 
          cash flows from operating activities
        1,108,000,000 5,945,000,000 7,188,000,000 5,456,000,000 2,369,000,000 13,945,000,000 6,746,000,000 1,144,000,000 -5,193,000,000 6,902,000,000 11,032,000,000 16,327,000,000 -4,533,000,000 18,549,000,000 6,871,000,000 5,319,000,000 3,218,000,000 7,580,000,000 5,540,000,000 6,005,000,000 6,101,000,000 3,127,000,000 10,003,000,000 2,943,000,000 6,205,000,000 3,150,000,000 5,874,000,000 3,234,000,000 2,396,000,000 941,000,000 4,007,000,000 8,369,000,000 -2,577,000,000 7,546,000,000 2,171,000,000 6,456,000,000 -1,409,000,000 7,203,000,000 1,683,000,000 2,318,000,000 3,511,000,000 2,797,000,000 1,163,000,000 2,269,000,000 2,429,000,000 3,200,000,000 1,014,000,000 1,408,000,000 1,068,000,000 3,396,000,000 1,474,000,000 1,053,000,000 
          capital expenditures
        -948,000,000 -890,000,000 -886,000,000 -898,000,000 -912,000,000 -991,000,000 -853,000,000 -743,000,000 -959,000,000 -838,000,000 -829,000,000 -760,000,000 -866,000,000 -724,000,000 -657,000,000 -555,000,000 -695,000,000 -629,000,000 -562,000,000 -568,000,000 -574,000,000 -557,000,000 -451,000,000 -469,000,000 -650,000,000 -444,000,000 -415,000,000 -562,000,000 -558,000,000 -545,000,000 -483,000,000 -477,000,000 -632,000,000 -466,000,000 -418,000,000 -507,000,000 -485,000,000 -407,000,000 -388,000,000 -425,000,000 -484,000,000 -356,000,000 -343,000,000 -373,000,000 -404,000,000 -405,000,000 -363,000,000 -353,000,000 -321,000,000 -361,000,000 -302,000,000 -323,000,000 
          free cash flows
        160,000,000 5,055,000,000 6,302,000,000 4,558,000,000 1,457,000,000 12,954,000,000 5,893,000,000 401,000,000 -6,152,000,000 6,064,000,000 10,203,000,000 15,567,000,000 -5,399,000,000 17,825,000,000 6,214,000,000 4,764,000,000 2,523,000,000 6,951,000,000 4,978,000,000 5,437,000,000 5,527,000,000 2,570,000,000 9,552,000,000 2,474,000,000 5,555,000,000 2,706,000,000 5,459,000,000 2,672,000,000 1,838,000,000 396,000,000 3,524,000,000 7,892,000,000 -3,209,000,000 7,080,000,000 1,753,000,000 5,949,000,000 -1,894,000,000 6,796,000,000 1,295,000,000 1,893,000,000 3,027,000,000 2,441,000,000 820,000,000 1,896,000,000 2,025,000,000 2,795,000,000 651,000,000 1,055,000,000 747,000,000 3,035,000,000 1,172,000,000 730,000,000 
          investing activities
                                                            
          purchases of investments
        -4,568,000,000 -4,625,000,000 -4,045,000,000 -4,135,000,000 -7,357,000,000 -9,821,000,000 -5,332,000,000 -4,798,000,000 -5,316,000,000 -3,773,000,000 -4,331,000,000 -4,894,000,000 -4,642,000,000 -5,280,000,000 -3,921,000,000 -4,982,000,000 -4,312,000,000 -3,980,000,000 -4,235,000,000 -4,612,000,000 -5,007,000,000 -5,158,000,000 -2,546,000,000 -3,866,000,000 -4,745,000,000 -5,737,000,000 -4,109,000,000 -3,540,000,000 -2,694,000,000 -3,134,000,000 -4,291,000,000 -3,891,000,000 -3,962,000,000 -3,682,000,000 -3,261,000,000 -3,683,000,000 -5,316,000,000 -3,256,000,000 -3,802,000,000 -5,173,000,000 -3,227,000,000 -2,426,000,000 -2,395,000,000 -1,891,000,000 -2,105,000,000 -2,346,000,000 -2,563,000,000 -2,914,000,000 -3,378,000,000 -2,856,000,000 -3,118,000,000 -2,824,000,000 
          sales of investments
        1,343,000,000 2,764,000,000 1,996,000,000 3,185,000,000 3,449,000,000 9,777,000,000 2,312,000,000 2,976,000,000 3,633,000,000 486,000,000 2,732,000,000 456,000,000 531,000,000 3,028,000,000 757,000,000 1,591,000,000 4,476,000,000 1,161,000,000 765,000,000 643,000,000 1,602,000,000 1,339,000,000 1,378,000,000 2,170,000,000 2,338,000,000 3,518,000,000 1,170,000,000 1,510,000,000 769,000,000 869,000,000 1,001,000,000 1,002,000,000 1,814,000,000 723,000,000 1,068,000,000 1,018,000,000 2,917,000,000 1,001,000,000 1,299,000,000 2,122,000,000 2,013,000,000 1,781,000,000 1,757,000,000 503,000,000 1,891,000,000 1,417,000,000 2,158,000,000 2,235,000,000 1,927,000,000 855,000,000 1,642,000,000 1,282,000,000 
          maturities of investments
        1,929,000,000 2,191,000,000 2,159,000,000 2,167,000,000 2,581,000,000 2,117,000,000 2,307,000,000 2,314,000,000 2,756,000,000 2,011,000,000 2,344,000,000 2,119,000,000 1,341,000,000 1,551,000,000 1,430,000,000 1,759,000,000 1,695,000,000 1,906,000,000 2,395,000,000 2,255,000,000 1,955,000,000 1,860,000,000 1,711,000,000 1,726,000,000 1,931,000,000 1,845,000,000 1,604,000,000 1,711,000,000 1,555,000,000 1,504,000,000 1,707,000,000 1,504,000,000 1,395,000,000 1,475,000,000 1,450,000,000 1,326,000,000 1,241,000,000 1,067,000,000 995,000,000 978,000,000 797,000,000 935,000,000 779,000,000 843,000,000 760,000,000 722,000,000 719,000,000 825,000,000 988,000,000 1,153,000,000 1,523,000,000 1,195,000,000 
          cash paid for acquisitions and other transactions, net of cash assumed
        -73,000,000 -3,702,000,000 -32,000,000 -702,000,000 -1,734,000,000                                                
          purchases of property, equipment and capitalized software
        -948,000,000 -890,000,000 -886,000,000 -898,000,000 -912,000,000 -991,000,000 -853,000,000 -743,000,000 -959,000,000 -838,000,000 -829,000,000 -760,000,000 -866,000,000 -724,000,000 -657,000,000 -555,000,000 -695,000,000 -629,000,000 -562,000,000 -568,000,000 -574,000,000 -557,000,000 -451,000,000 -469,000,000 -650,000,000 -444,000,000 -415,000,000 -562,000,000 -558,000,000 -545,000,000 -483,000,000 -477,000,000 -632,000,000 -466,000,000 -418,000,000 -507,000,000 -485,000,000 -407,000,000 -388,000,000 -425,000,000 -484,000,000 -356,000,000 -343,000,000 -373,000,000 -404,000,000 -405,000,000 -363,000,000 -353,000,000 -321,000,000 -361,000,000 -302,000,000 -323,000,000 
          loans to care providers - cyberattack
            -129,000,000                                                
          repayments of care provider loans - cyberattack
        137,000,000 250,000,000 402,000,000 891,000,000 1,325,000,000                                                
          cash received from dispositions and other strategic transactions
                                                            
          originations and purchases of loans
                                                            
          repayments and maturities of loans
                                                            
          cash flows used for investing activities
        -2,611,000,000 -4,558,000,000 -1,442,000,000 -74,000,000 -1,119,000,000 -5,651,000,000 -7,417,000,000 -6,340,000,000 -1,187,000,000 -2,639,000,000 -728,000,000 -11,020,000,000 -15,369,000,000 -847,000,000 -8,587,000,000 -3,673,000,000 716,000,000 -1,879,000,000 -5,502,000,000 -3,707,000,000 -5,178,000,000 -2,869,000,000 -2,952,000,000 -1,533,000,000 -1,388,000,000 -4,433,000,000 -5,462,000,000 -1,416,000,000 -1,140,000,000 -4,547,000,000 -2,181,000,000 -4,517,000,000 -2,704,000,000 -2,239,000,000 -1,367,000,000 -2,289,000,000 -614,000,000 -2,328,000,000 -2,232,000,000 -4,181,000,000 -975,000,000 -14,570,000,000 -1,325,000,000 -1,525,000,000 -676,000,000 -980,000,000 -275,000,000 -603,000,000 -816,000,000 -1,255,000,000 -114,000,000 -904,000,000 
          financing activities
                                                            
          common share repurchases
        -2,545,000,000 -3,000,000,000 -4,972,000,000 -956,000,000 -3,072,000,000 -1,500,000,000 -1,500,000,000 -3,000,000,000 -2,000,000,000 -1,000,000,000 -1,000,000,000 -2,500,000,000 -2,500,000,000 -1,050,000,000 -1,050,000,000 -1,250,000,000 -1,650,000,000 -1,709,000,000 -850,000,000 -1,691,000,000 -399,000,000 -600,000,000 -1,499,000,000 -3,002,000,000 -850,000,000 -500,000,000 -500,000,000 -2,650,000,000 -327,000,000 -128,000,000 -363,000,000 -682,000,000 -163,000,000 -137,000,000 -480,000,000 -500,000,000             
          cash dividends paid
        -2,002,000,000 -2,002,000,000 -2,000,000,000 -1,912,000,000 -1,932,000,000 -1,937,000,000 -1,935,000,000 -1,729,000,000 -1,738,000,000 -1,739,000,000 -1,747,000,000 -1,537,000,000 -1,541,000,000 -1,542,000,000 -1,545,000,000 -1,363,000,000 -1,365,000,000 -1,367,000,000 -1,367,000,000 -1,181,000,000 -1,184,000,000 -1,188,000,000 -1,188,000,000 -1,024,000,000 -1,024,000,000 -1,024,000,000 -1,024,000,000 -860,000,000 -866,000,000 -866,000,000 -866,000,000 -722,000,000 -727,000,000 -726,000,000 -724,000,000 -596,000,000 -595,000,000 -595,000,000 -594,000,000 -477,000,000 -476,000,000 -477,000,000 -476,000,000 -357,000,000 -358,000,000 -362,000,000 -366,000,000 -276,000,000 -279,000,000 -280,000,000 -281,000,000 -216,000,000 
          proceeds from common stock issuances
        24,000,000 222,000,000 221,000,000 360,000,000 235,000,000 867,000,000 258,000,000 486,000,000 314,000,000 411,000,000 284,000,000 344,000,000 169,000,000 328,000,000 205,000,000 551,000,000 278,000,000 313,000,000 328,000,000 436,000,000 234,000,000 336,000,000 313,000,000 557,000,000 297,000,000 292,000,000 125,000,000 323,000,000 93,000,000 267,000,000 183,000,000 295,000,000 84,000,000 213,000,000 121,000,000 270,000,000 42,000,000 133,000,000 56,000,000 198,000,000 36,000,000 124,000,000 50,000,000 192,000,000 62,000,000 133,000,000 51,000,000 216,000,000 60,000,000 224,000,000 198,000,000 116,000,000 
          repayments of long-term debt
        -1,050,000,000    -500,000,000 -750,000,000 -1,000,000,000 -750,000,000 -750,000,000 -1,375,000,000 -915,000,000 -1,000,000,000 -1,100,000,000 -1,250,000,000 -750,000,000 -1,150,000,000 -1,650,000,000    -500,000,000 -1,250,000,000 -1,500,000,000 -1,100,000,000 -1,531,000,000 -750,000,000 -725,000,000 -1,392,000,000 -495,000,000 -500,000,000 -1,000,000,000 -601,000,000 -625,000,000 -416,000,000 -640,000,000 -172,000,000 -49,000,000 -483,000,000 -1,077,000,000 
          proceeds from (repayments of) short-term borrowings
        -662,000,000        -1,568,000,000                                            
          proceeds from issuance of long-term debt
          11,886,000,000 5,925,000,000 -7,000,000 6,401,000,000 8,897,000,000   -1,000,000        2,971,000,000   3,949,000,000 1,342,000,000 1,483,000,000 2,485,000,000         2,235,000,000 
          customer funds administered
        2,158,000,000 -1,767,000,000 -1,270,000,000 1,245,000,000 -501,000,000 -2,049,000,000 -755,000,000 1,745,000,000 -2,558,000,000 -2,032,000,000 -943,000,000 5,012,000,000 -1,480,000,000 1,242,000,000 666,000,000 5,120,000,000 -780,000,000 -993,000,000 264,000,000 2,131,000,000 1,428,000,000 -1,014,000,000 201,000,000 1,062,000,000 -407,000,000 -1,015,000,000 -349,000,000 1,784,000,000 -1,683,000,000 -1,530,000,000 120,000,000 2,962,000,000 -487,000,000 -240,000,000 682,000,000 3,217,000,000 443,000,000 210,000,000 -28,000,000 1,067,000,000 649,000,000 -822,000,000 -108,000,000 1,049,000,000 -198,000,000 -773,000,000 -485,000,000 818,000,000 -277,000,000 -547,000,000 -107,000,000 962,000,000 
          purchases of redeemable noncontrolling interests
                    -79,000,000                                     
          cash flows used for financing activities
                        -3,627,000,000            -672,000,000     -3,645,000,000            -1,388,000,000    -1,516,000,000   
          effect of exchange rate changes on cash and cash equivalents
        15,000,000 -4,000,000 14,000,000 15,000,000 -31,000,000 14,000,000 4,000,000 -48,000,000 48,000,000 -57,000,000 55,000,000 51,000,000 30,000,000 -53,000,000 -100,000,000 157,000,000 -17,000,000 -51,000,000 57,000,000 -51,000,000 44,000,000 -17,000,000 -14,000,000 -129,000,000 17,000,000 -43,000,000 11,000,000 -5,000,000 19,000,000 -19,000,000 -66,000,000 -12,000,000 -23,000,000 25,000,000 -27,000,000 20,000,000 8,000,000 5,000,000 31,000,000 34,000,000 -5,000,000 -82,000,000 16,000,000 -85,000,000 -8,000,000 -11,000,000 8,000,000 6,000,000 1,000,000 7,000,000 -74,000,000 -20,000,000 
          increase in cash and cash equivalents, including cash within businesses held for sale
        -2,519,000,000 -1,382,000,000 -2,187,000,000 5,496,000,000 -7,123,000,000 6,103,000,000                                               
          less: net increase in cash within businesses held for sale
        -326,000,000 -4,000,000 66,000,000 -91,000,000                                                 
          net increase in cash and cash equivalents
        -2,845,000,000 -1,386,000,000 -2,121,000,000 5,405,000,000 -7,088,000,000 6,114,000,000                                               
          cash and cash equivalents, beginning of period
        25,312,000,000 25,427,000,000 23,365,000,000 21,375,000,000 16,921,000,000 10,985,000,000 10,866,000,000 11,981,000,000 10,430,000,000 10,923,000,000 7,495,000,000 7,276,000,000 8,406,000,000 
          cash and cash equivalents, end of period
        -2,845,000,000 -1,386,000,000 -2,121,000,000 30,717,000,000 -7,088,000,000 6,114,000,000 -2,128,000,000 28,414,000,000 -13,488,000,000 -2,898,000,000 -100,000,000 41,913,000,000 -15,480,000,000 14,233,000,000 -870,000,000 25,482,000,000 290,000,000 1,253,000,000 -123,000,000 19,955,000,000 -629,000,000 -4,777,000,000 758,000,000 21,569,000,000 -1,378,000,000 -1,382,000,000 1,338,000,000 12,407,000,000 603,000,000 -8,105,000,000 125,000,000 18,243,000,000 -4,288,000,000 1,687,000,000 -1,560,000,000 16,142,000,000 -2,366,000,000 4,579,000,000 -2,379,000,000 10,596,000,000 2,940,000,000 96,000,000 -763,000,000 8,650,000,000 262,000,000 821,000,000 -1,102,000,000 7,514,000,000 -1,010,000,000 632,000,000 -2,384,000,000 10,038,000,000 
          supplemental cash flow disclosures
                                                            
          cash paid for interest
                                                            
          cash paid for income taxes
                                                            
          cash flows (used for) from financing activities
         -2,765,000,000                          -272,000,000         -351,000,000           -573,000,000     
          (repayments of) proceeds from short-term borrowings
            40,000,000                                                
          proceeds from short-term borrowings
           3,911,000,000   2,426,000,000 6,189,000,000   -3,923,000,000 7,349,000,000    3,148,000,000    4,057,000,000   -10,446,000,000 10,797,000,000                             
          cash flows from financing activities
           99,000,000   -1,196,000,000 8,231,000,000   -10,459,000,000 13,190,000,000   946,000,000 2,304,000,000   -218,000,000 787,000,000            2,422,000,000    1,525,000,000    1,502,000,000            1,503,000,000 
          gains on dispositions and other strategic transactions
                                                            
          less: cash within businesses held for sale
            35,000,000 11,000,000                                               
          cash flows from (used for) financing activities
                               9,303,000,000                 409,000,000   496,000,000         
          net change in other operating items, net of effects from acquisitions, dispositions and changes in aarp balances:
                                                            
          cash paid for acquisitions, net of cash assumed
              -25,000,000 -3,006,000,000 -1,747,000,000 -228,000,000 -335,000,000 -7,826,000,000 -14,304,000,000 -4,000,000 -5,919,000,000 -1,231,000,000 -94,000,000 -85,000,000 -3,449,000,000 -1,193,000,000 -2,813,000,000 -374,000,000 -3,023,000,000 -929,000,000 -143,000,000 -3,449,000,000 -4,062,000,000 -689,000,000 -173,000,000 -3,188,000,000 -53,000,000 -2,583,000,000 -1,223,000,000 -204,000,000 -236,000,000 -468,000,000 967,000,000 -692,000,000 -338,000,000 -1,697,000,000 19,000,000 -14,405,000,000 -1,203,000,000 -575,000,000 -1,072,000,000 -328,000,000 -178,000,000 -345,000,000 -32,000,000 -46,000,000 -5,000,000 -279,000,000 
          loans to providers - cyberattack
                                                            
          loss on sale of subsidiary
               7,086,000,000                                             
          increase in cash and cash equivalents
               2,987,000,000 -13,488,000,000 -2,898,000,000 -100,000,000 18,548,000,000 -15,480,000,000 14,233,000,000 -870,000,000 4,107,000,000 290,000,000 1,253,000,000 -123,000,000 3,034,000,000 -629,000,000 -4,777,000,000 758,000,000 10,584,000,000 -1,378,000,000 -1,382,000,000 1,338,000,000 1,541,000,000 603,000,000 -8,105,000,000 125,000,000 6,262,000,000 -4,288,000,000 1,687,000,000 -1,560,000,000 5,712,000,000 -2,366,000,000 4,579,000,000 -2,379,000,000 -327,000,000 2,940,000,000 96,000,000 -763,000,000 1,155,000,000    238,000,000   -2,384,000,000 1,632,000,000 
          net change in other operating items, net of effects from acquisitions and changes in aarp balances:
                                                            
          cash received from dispositions
                                                        45,000,000 
          repayments of short-term borrowings
                                                            
          proceeds from (repayments of) commercial paper
                                -3,698,000,000 -2,926,000,000      4,259,000,000                     
          supplemental schedule of non-cash investing activities
                                                            
          common stock issued for acquisitions
                                                            
          proceeds from commercial paper
                                   3,101,000,000          569,000,000      1,194,000,000    9,000,000    130,000,000 
          repayments of commercial paper
                                    -37,000,000 17,000,000      -139,000,000                 
          supplemental schedule of noncash investing activities
                                                            
          common stock issued for acquisition
                                         297,000,000 7,000,000 1,860,000,000                 
          (repayments of) proceeds from commercial paper
                                        -156,000,000 -1,956,000,000      -285,000,000         55,000,000    
          acquisition of redeemable noncontrolling interest shares
                                                          
          other policy liabilities
                                             -7,000,000 17,000,000 266,000,000 263,000,000 166,000,000 54,000,000 154,000,000   -15,000,000 -203,000,000 -153,000,000 -27,000,000   
          common stock repurchases
                                                -70,000,000 -177,000,000 -57,000,000 -896,000,000 -984,000,000 -1,087,000,000 -1,026,000,000 -911,000,000 -822,000,000 -1,014,000,000 -791,000,000 -543,000,000 
          proceeds from long-term debt
                                                            
          proceeds from disposal of property, equipment and capitalized software
                                                           
          acquisition of noncontrolling interest shares
                                                          
          decrease in cash and cash equivalents
                                                     821,000,000       
          non-cash items:
                                                            
          proceeds from disposal of property and equipment
                                                            
          interest rate swap termination
                                                            
          checks outstanding
                                                          117,000,000 -80,000,000