Note 9 - Other Current Assets and Other Assets (Details Textual) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Tangible Asset Impairment Charges | $ 400 | $ 200 | |
| Property, Plant and Equipment, Transfers and Changes | 2,700 | $ 2,700 | 1,100 |
| Asset, Held-for-Sale, Not Part of Disposal Group, Current | 1,060 | 1,060 | $ 0 |
| C&I Solar Projects [Member] | Discontinued Operations, Disposed of by Sale [Member] | |||
| Tangible Asset Impairment Charges | 200 | ||
| Asset, Held-for-Sale, Not Part of Disposal Group, Current | 1,100 | $ 1,100 | |
| Genie Solar [Member] | Disposal Group, Disposed of Other than by Sale, Not Discontinued Operation [Member] | |||
| Property, Plant and Equipment, Transfers and Changes | $ 400 | ||