Note 15 - Financial Derivatives - Not Designated as Hedging (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Notional amount | $ 17,600 | $ 24,000 |
| Not Designated as Hedging Instrument [Member] | Spot, Forward, and Swap Contracts with Positive Fair Value [Member] | ||
| Notional amount | 1,353,114 | 1,194,638 |
| Fair value | 18,020 | 24,199 |
| Not Designated as Hedging Instrument [Member] | Spot, Forward, and Swap Contracts with Negative Fair Value [Member] | ||
| Notional amount | 1,171,943 | 1,056,592 |
| Fair value | $ (17,751) | $ (24,061) |