Note 11 - Fair Value Measurements and Derivatives - Summary of Deferred Gains (Losses) Reported in AOCI (Details) - Cash Flow Hedging [Member] - USD ($) $ in Millions |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Deferred gain (loss) in AOCI | $ 2 | $ 22 |
| Gain (loss) expected to be reclassified into income in one year or less | 2 | |
| Foreign Exchange Forward [Member] | ||
| Deferred gain (loss) in AOCI | 2 | 20 |
| Gain (loss) expected to be reclassified into income in one year or less | $ 2 | |
| Currency Swap [Member] | ||
| Deferred gain (loss) in AOCI | $ 2 |