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Derivatives and Hedging (Foreign Exchange Risk) (Details) - Foreign Currency Contracts - Designated contracts € in Millions, $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | Jun. 30, 2023 EUR (€)
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Notional amount | $ 1,182 |  | $ 1,182 |  |
Receive notional | € |  |  |  |  | € 1,100
Fair value gain (loss) | 8 | $ (29) | 18 | $ (29) |
Senior Notes, 3.10% Due June 2028 |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Notional amount | $ 645 |  | $ 645 |  |
Pay Rate | 4.75% |  | 4.75% |  | 4.75%
Receive notional | € |  |  |  |  | € 600
Rate | 0.0310 |  | 0.0310 |  | 0.0310
Fair value gain (loss) | $ 5 | (16) | $ 10 | (16) |
Senior Notes, 3.85% Due June 2034 |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Notional amount | $ 537 |  | $ 537 |  |
Pay Rate | 5.31% |  | 5.31% |  | 5.31%
Receive notional | € |  |  |  |  | € 500
Rate | 0.0385 |  | 0.0385 |  | 0.0385
Fair value gain (loss) | $ 3 | $ (13) | $ 8 | $ (13) |

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