Financial Instruments (Schedule of Fair Values of Derivatives Instruments) (Details) - USD ($) $ in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Derivative Instruments and Hedging Activities Disclosures [Line Items] | ||
| Fair Value, Asset Derivatives | $ 47 | $ 49 |
| Fair Value, Liability Derivatives | 7 | 22 |
| Derivatives designated as hedging instruments | Interest rate swaps | ||
| Derivative Instruments and Hedging Activities Disclosures [Line Items] | ||
| Fair Value, Asset Derivatives | 26 | 41 |
| Fair Value, Liability Derivatives | 0 | 0 |
| Derivatives not designated as hedging instruments | Foreign exchange contracts | ||
| Derivative Instruments and Hedging Activities Disclosures [Line Items] | ||
| Fair Value, Asset Derivatives | 20 | 5 |
| Fair Value, Liability Derivatives | 6 | 10 |
| Derivatives not designated as hedging instruments | Interest rate caps | ||
| Derivative Instruments and Hedging Activities Disclosures [Line Items] | ||
| Fair Value, Asset Derivatives | 1 | 3 |
| Fair Value, Liability Derivatives | $ 1 | $ 12 |