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Financial Instruments - Narrative (Details) | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jun. 30, 2022 USD ($) interest_rate_swap | Jun. 30, 2021 USD ($) | Jun. 30, 2022 USD ($) interest_rate_swap | Jun. 30, 2021 USD ($) | Dec. 31, 2021 USD ($) | Feb. 28, 2022 USD ($) interest_rate_swap
Derivative [Line Items] |  |  |  |  |  |
Total swap notional amount | $ 27,726,000,000 |  | $ 27,726,000,000 |  | $ 32,958,000,000 |
Pretax net unrealized gains on derivatives maturing within next 12 months estimated to be reclassified from AOCI to sales |  |  | 463,000,000 |  |  |
Equity investments without readily determinable fair values | 671,000,000 | $ 694,000,000 | 671,000,000 | $ 694,000,000 |  |
Unrealized gains recognized on investments in equity securities without readily determinable fair value |  |  | 20,000,000 | 75,000,000 |  |
Unrealized losses recognized on investments in equity securities without readily determinable fair values |  |  | 1,000,000 | 1,000,000 |  |
Cumulative unrealized gains on investments | 254,000,000 |  | 254,000,000 |  |  |
Cumulative unrealized losses on investments | 8,000,000 |  | 8,000,000 |  |  |
Equity securities, noncurrent | 805,000,000 | 1,000,000,000 | 805,000,000 | 1,000,000,000 |  |
Loss (income) from investments in equity securities, net | 284,000,000 | (280,000,000) | 991,000,000 | (854,000,000) |  |
Fair value of loans payable and long-term debt, including current portion | 29,000,000,000 |  | 29,000,000,000 |  | 35,700,000,000 |
Debt, carrying amount | 31,700,000,000 |  | 31,700,000,000 |  | 33,100,000,000 |
Factored accounts receivable | 1,900,000,000 |  |  |  | 2,800,000,000 |
Restricted cash | 28,000,000 |  | 28,000,000 |  | 62,000,000 |
Cash collateral received from counterparties | 527,000,000 |  | 527,000,000 |  | 164,000,000 |
Equity Funds |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Loss (income) from investments in equity securities, net | 302,000,000 | $ (238,000,000) | 811,000,000 | $ (502,000,000) |  |
Level 2 |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Cash equivalents | $ 8,600,000,000 |  | $ 8,600,000,000 |  | 6,800,000,000 |
2.35% Notes Due 2022 |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Face amount of debt |  |  |  |  |  | $ 1,250,000,000
Stated interest rate |  |  |  |  |  | 2.35%
Interest rate swap contracts |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Number of interest rate swaps held (in interest rate swaps) | interest_rate_swap | 4 |  | 4 |  |  | 5
Total swap notional amount |  |  |  |  |  | $ 1,250,000,000
Derivatives Designated as Hedging Instruments |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Total swap notional amount | $ 9,721,000,000 |  | $ 9,721,000,000 |  | 12,245,000,000 |
Derivatives Not Designated as Hedging Instruments |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Total swap notional amount | $ 18,005,000,000 |  | $ 18,005,000,000 |  | $ 20,713,000,000 |
Maximum | Derivatives Designated as Hedging Instruments |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Maximum average period of maturities of contracts in years (less than) |  |  | 2 years |  |  |
Maximum | Derivatives Not Designated as Hedging Instruments |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Maximum average period of maturities of contracts in years (less than) |  |  | 1 year |  |  |

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