Note L - Litigation 2 (Details Textual) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Estimated Litigation Liability | $ 26.5 | |
| Location, Statement of Financial Position, Balance [Axis]: us-gaap:AccruedLiabilitiesCurrent | ||
| Estimated Litigation Liability | $ 10.0 | |
| Location, Statement of Financial Position, Balance [Axis]: us-gaap:AccruedLiabilitiesCurrent | Specific Auto Claim [Member] | ||
| Estimated Litigation Liability | $ 3.1 |