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Contractual Obligations and Commitments (Details) € in Millions |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
May 10, 2021 USD ($) | Mar. 31, 2022 USD ($) | Mar. 31, 2021 USD ($) | Dec. 31, 2021 USD ($) | Mar. 31, 2022 EUR (€) | Mar. 31, 2022 | Mar. 31, 2022 Rate
Debt Instrument [Line Items] |  |  |  |  |  |  |
Total debt |  | $ 9,305,000,000 |  | $ 9,065,000,000.000 |  |  |
Debt, Current |  | 238,000,000 |  | 261,000,000 |  |  |
Long-term Debt and Capital Lease Obligations |  | 9,067,000,000 |  | 8,804,000,000 |  |  |
Exclusion from EBITDA for Restructuring Charges |  | 500,000,000 |  |  |  |  |
Restructuring charges remaining to be excluded from calculation of consolidated EBITDA |  | 347,000,000 |  |  |  |  |
Litigation and Debt Exclusion from EBITDA |  | 1,455,000,000 |  |  |  |  |
Legal payments remaining to be excluded from calculation of consolidated EBITDA |  | 1,108,000,000 |  |  |  |  |
Letters of Credit Outstanding, Amount |  | 132,000,000 |  | 134,000,000 |  |  |
Qualified Acquisition Consideration |  | 1,000,000,000 |  |  |  |  |
Gain (Loss) on Extinguishment of Debt |  | (194,000,000) | $ 0 |  |  |  |
Licensing arrangement assets [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Proceeds from Royalties Received |  | 39,000,000 |  |  |  |  |
Licensing arrangement liabilities [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Payments for Royalties |  | 58,000,000 |  |  |  |  |
Commercial Paper [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Maximum Commercial Paper Outstanding |  | 2,750,000,000 |  | 2,750,000,000 |  |  |
Line of Credit Facility, Remaining Borrowing Capacity |  | 2,527,000,000 |  | $ 2,750,000,000 |  |  |
Short-term Debt, Weighted Average Interest Rate, at Point in Time |  |  |  | 0.00% |  | 0.76% |
Commercial Paper |  | 223,000,000 |  | $ 0 |  |  |
May 2022 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 3.375% |
Short-term Debt |  | 250,000,000 |  |  |  |  |
Current Requirement [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Maximum Leverage Ratio |  |  |  |  |  | 3.75 |
Actual, Covenant [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Maximum Leverage Ratio |  |  |  |  |  | 2.72 |
Requirement, as of December 31, 2021 and through remaining term of facility |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Maximum Leverage Ratio |  |  |  |  |  | 3.75 |
Requirement, four succeeding quarters following qualified acquisition |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Maximum Leverage Ratio |  |  |  |  |  | 4.75 |
Requirement, fifth quarter following qualified acquisition [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Maximum Leverage Ratio |  |  |  |  |  | 4.50 |
Requirement, sixth quarter following qualified acquisition |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Maximum Leverage Ratio |  |  |  |  |  | 4.25 |
Requirement, seventh quarter following qualified acquisition |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Maximum Leverage Ratio |  |  |  |  |  | 4.00 |
Requirement, eighth quarter following qualified acquisition and through remaining term of facility |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Maximum Leverage Ratio |  |  |  |  |  | 3.75 |
the 2018 Facility [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  |  |  | 0 |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 2,750,000,000 |  |  |  |  |  |
October 2023 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 0 |  | 244,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 4.125% |
March 2024 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 504,000,000 |  | 850,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 3.45% |
May 2025 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 0 |  | 523,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 3.85% |
June 2025 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 500,000,000 |  | 500,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 1.90% |
March 2026 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 255,000,000 |  | 850,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 3.75% |
December 2027 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 997,000,000 |  | 1,021,000,000 | € 900 |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 0.625% |
March 2028 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 344,000,000 |  | 434,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 4.00% |
March 2029 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 272,000,000 |  | 850,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 4.00% |
June 2030 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 1,200,000,000 |  | 1,200,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 2.65% |
November 2035 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 350,000,000 |  | 350,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 6.75% |
March 2039 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 450,000,000 |  | 750,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 4.55% |
January 2040 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 300,000,000 |  | 300,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 7.375% |
March 2049 Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 650,000,000 |  | 1,000,000,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 4.70% |
Senior Notes [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 9,146,000,000 |  | 9,121,000,000 |  |  |
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net |  | (85,000,000) |  | (76,000,000) |  |  |
Interest Rate Swap [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 0 |  | 3,000,000 |  |  |
Finance Lease Obligation |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 6,000,000 |  | 6,000,000 |  |  |
March 2025 Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 1,108,000,000 |  | 0 | 1,000 |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 0.75% | 0.75%
March 2028 Senior Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 831,000,000 |  | 0 | 750 |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 1.375% | 1.375%
March 2031 Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 831,000,000 |  | 0 | 750 |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 1.625% | 1.625%
March 2034 Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 554,000,000 |  | 0 | 500 |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  | 1.875% | 1.875%
the Offering |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt | € |  |  |  |  | € 3,000 |  |
the Offering - early redemption of combined aggregate principal SN |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 3,275,000,000 |  |  |  |  |
2021 Revolving Credit Facility | Line of Credit | Revolving Credit Facility [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term Debt |  | 0 |  |  |  |  |
Debt Instrument, Extension Option, Term | 1 year |  |  |  |  |  |
Euro Denominated Factoring Arrangements [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Transfer of Financial Assets Accounted for as Sales, Amount Derecognized |  | $ 140,000,000 |  | $ 141,000,000 |  |  |
Average interest rate of de-recognized receivables |  | 1.30% |  | 2.10% |  |  |
Yen Denominated Factoring Arrangements [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Transfer of Financial Assets Accounted for as Sales, Amount Derecognized |  | $ 190,000,000 |  | $ 223,000,000 |  |  |
Average interest rate of de-recognized receivables |  | 0.50% |  | 0.60% |  |  |
Renminbi Denominated Factoring Arrangements [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Transfer of Financial Assets Accounted for as Sales, Amount Derecognized |  | $ 0 |  | $ 0 |  |  |
Average interest rate of de-recognized receivables |  | 3.10% |  | 3.20% |  |  |

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