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Financial Instruments - Narrative (Details) € in Millions, ¥ in Millions | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Feb. 29, 2024 USD ($) | Feb. 28, 2023 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2024 EUR (€) | Jun. 30, 2024 CNY (¥) | Dec. 31, 2023 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Net investment losses on equity securities |  |  | $ 157,900,000 | $ 64,900,000 | $ 141,900,000 | $ 78,600,000 |  |  |
Unfunded commitments to invest in venture capital funds |  |  | 900,000,000 |  | $ 900,000,000 |  |  |  |
Unfunded commitments to invest in venture capital funds, anticipated payment period |  |  |  |  | 10 years |  |  |  |
Proceeds from sales of available-for-sale investments |  |  | 21,000,000.0 | $ 34,200,000 | $ 45,400,000 | $ 61,800,000 |  |  |
Accounts receivable derecognized |  |  | 364,100,000 |  | $ 364,100,000 |  |  |  | $ 431,900,000
Average remaining maturity of foreign currency derivatives |  |  |  |  | 12 months |  |  |  |
Maximum remaining maturity of foreign currency derivatives |  |  |  |  | 180 days |  |  |  |
Foreign currency-denominated notes, designated as hedge |  |  | $ 5,500,000,000 |  | $ 5,500,000,000 |  |  |  | 5,670,000,000
Variable rate |  |  | 8.00% |  | 8.00% |  | 8.00% | 8.00% |
Losses expected to be reclassified in the next 12 months |  |  | $ 5,300,000 |  | $ 5,300,000 |  |  |  |
Swap U.S. Dollars to Euro |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Derivative liability, notional amount |  |  | 728,600,000 |  | 728,600,000 |  |  |  |
Swap Swiss Francs to U.S. Dollars |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Derivative liability, notional amount |  |  | 402,300,000 |  | 402,300,000 |  |  |  |
Sell Euro |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Derivative asset, notional amount | € |  |  |  |  |  |  | € 6,400 |  |
Sell Chinese Yuan |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Derivative asset, notional amount | ¥ |  |  |  |  |  |  |  | ¥ 2,700 |
Foreign Currency Denominated Debt |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Long-term debt |  |  | $ 6,860,000,000 |  | $ 6,860,000,000 |  |  |  | $ 7,140,000,000
4.5% Notes Due 2027 | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount | $ 1,000,000,000 |  |  |  |  |  |  |  |
Stated interest rate | 4.50% |  |  |  |  |  |  |  |
4.5% Notes Due 2029 | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount | $ 1,000,000,000 |  |  |  |  |  |  |  |
Stated interest rate | 4.50% |  |  |  |  |  |  |  |
4.7% Notes Due 2034 | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount | $ 1,500,000,000 |  |  |  |  |  |  |  |
Stated interest rate | 4.70% |  |  |  |  |  |  |  |
5.0% Notes Due 2054 | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount | $ 1,500,000,000 |  |  |  |  |  |  |  |
Stated interest rate | 5.00% |  |  |  |  |  |  |  |
5.1% Notes Due 2064 | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount | $ 1,500,000,000 |  |  |  |  |  |  |  |
Stated interest rate | 5.10% |  |  |  |  |  |  |  |
Senior Notes Due 2027, 2029, 2034, 2054, 2064 | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from issuance of debt | $ 6,450,000,000 |  |  |  |  |  |  |  |
5.0% Notes Due 2026 | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount | $ 750,000,000 | $ 750,000,000 |  |  |  |  |  |  |
Stated interest rate | 5.00% | 5.00% |  |  |  |  |  |  |
4.7% Notes Due 2033 | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  | $ 1,000,000,000 |  |  |  |  |  |  |
Stated interest rate |  | 4.70% |  |  |  |  |  |  |
4.875% Notes Due 2053 | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  | $ 1,250,000,000 |  |  |  |  |  |  |
Stated interest rate |  | 4.875% |  |  |  |  |  |  |
4.95% Notes Due 2063 | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  | $ 1,000,000,000 |  |  |  |  |  |  |
Stated interest rate |  | 4.95% |  |  |  |  |  |  |
Senior Notes Due 2026, 2033, 2053 And 2063 | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from issuance of debt |  | $ 3,960,000,000 |  |  |  |  |  |  |

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