Note 3 - Acquisition of G5 Infrared - Intangible Assets (Details) - USD ($) |
Dec. 31, 2025 |
Feb. 18, 2025 |
|---|---|---|
| Intangible asset acquired | $ 13,752,000 | |
| Order or Production Backlog [Member] | ||
| Intangible asset acquired | $ 361,000 | |
| Intangible asset acquired, useful life (Year) | 1 year | 1 year |
| Know-how [Member] | ||
| Intangible asset acquired | $ 4,801,000 | |
| Intangible asset acquired, useful life (Year) | 10 years | |
| Trade Names [Member] | ||
| Intangible asset acquired | $ 3,450,000 | |
| Intangible asset acquired, useful life (Year) | 15 years | |
| Customer Relationships [Member] | ||
| Intangible asset acquired | $ 5,140,000 | |
| Intangible asset acquired, useful life (Year) | 15 years |