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Note 13 - Fair Value Measurements and Derivatives - Outstanding Fixed-to-fixed Cross-currency Swaps (Details) - Currency Swap [Member] € in Millions, $ in Millions | Sep. 30, 2025 USD ($) | Sep. 30, 2025 EUR (€) | Dec. 31, 2024 USD ($)
--- | --- | --- | ---
Notional amount | $ 712 |  | $ 951
Not Designated as Hedging Instrument [Member] |  |  |
Notional amount | $ 386 |  |
Luxembourg Intercompany Notes [Member] | Cash Flow Hedging [Member] |  |  |
Face amount | € |  | € 278 |
Rate | 3.70% | 3.70% |
Notional amount | $ 278 | € 300 |
Inflow rate | 5.38% | 5.38% |
Outflow rate | 3.70% | 3.70% |
Undesignated 2026 Swap [Member] | Not Designated as Hedging Instrument [Member] |  |  |
Notional amount | $ 188 | € 169 |
Inflow rate | 6.50% | 6.50% |
Outflow rate | 5.14% | 5.14% |
Undesignated Offset 2026 Swap [Member] | Not Designated as Hedging Instrument [Member] |  |  |
Notional amount | $ 188 | € 169 |
Inflow rate | 3.13% | 3.13% |
Outflow rate | 6.50% | 6.50% |

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