| Segment Reporting Disclosure [Text Block] |
NOTE 3 – REPORTABLE SEGMENTS
We evaluate our performance based on segment operating (loss). Interest expense, income tax expense and losses related to equity method investments are excluded from the computation of operating (loss) for the segments. Segment net revenue, segment operating expenses and segment operating (loss) information consisted of the following for the years ended December 31, 2025 and 2024:
| | | Twelve Months Ended December 31, 2025 | |
| (in thousands) | | Land and Water Resources | | | Water Filtration Technology | | | Total | |
| | | | | | | | | | | | | |
| Revenues | | $ | 1,835 | | | $ | 14,478 | | | $ | 16,313 | |
| | | | | | | | | | | | | |
| Costs and expenses: | | | | | | | | | | | | |
| Cost of sales | | | 3,687 | | | | 7,476 | | | | 11,163 | |
| General and administrative | | | 25,013 | | | | 4,471 | | | | 29,484 | |
| Depreciation | | | 1,228 | | | | 36 | | | | 1,264 | |
| | | | | | | | | | | | | |
| Total costs and expenses | | | 29,928 | | | | 11,983 | | | | 41,911 | |
| | | | | | | | | | | | | |
| Operating income (loss) | | $ | (28,093 | ) | | $ | 2,495 | | | $ | (25,598 | ) |
| | | Twelve Months Ended December 31, 2024 | |
| (in thousands) | | Land and Water Resources | | | Water Filtration Technology | | | Total | |
| | | | | | | | | | | | | |
| Revenues | | $ | 1,708 | | | $ | 7,900 | | | $ | 9,608 | |
| | | | | | | | | | | | | |
| Costs and expenses: | | | | | | | | | | | | |
| Cost of sales | | | 2,984 | | | | 4,314 | | | | 7,298 | |
| General and administrative | | | 22,525 | | | | 1,820 | | | | 24,345 | |
| Depreciation | | | 1,159 | | | | 55 | | | | 1,214 | |
| | | | | | | | | | | | | |
| Total costs and expenses | | | 26,668 | | | | 6,189 | | | | 32,857 | |
| | | | | | | | | | | | | |
| Operating income (loss) | | $ | (24,960 | ) | | $ | 1,711 | | | $ | (23,249 | ) |
Assets by operating segment, inclusive of goodwill, are as follows (dollars in thousands):
| | | December 31, 2025 | | | December 31, 2024 | |
| Operating Segment: | | | | | | | | |
| Water and Land Resources | | $ | 130,900 | | | $ | 123,786 | |
| Water Filtration Technology | | | 10,014 | | | | 10,708 | |
| | | $ | 140,914 | | | $ | 134,494 | |
Goodwill by operating segment is as follows (dollars in thousands):
| | | December 31, 2025 | | | December 31, 2024 | |
| Operating Segment: | | | | | | | | |
| Water and Land Resources | | $ | 3,813 | | | $ | 3,813 | |
| Water Filtration Technology | | | 1,901 | | | | 1,901 | |
| | | $ | 5,714 | | | $ | 5,714 | |
Property, plant, equipment and water programs consist of the following (dollars in thousands):
| | | December 31, 2025 | |
| | | Water and Land Resources | | | Water Filtration Technology | |
| | | | | | | | | |
| Land and land improvements | | $ | 39,211 | | | $ | - | |
| Water programs | | | 32,023 | | | | - | |
| Pipeline | | | 22,106 | | | | - | |
| Buildings | | | 1,805 | | | | - | |
| Leasehold improvements, furniture and fixtures | | | 1,616 | | | | 7 | |
| Machinery and equipment | | | 4,032 | | | | 395 | |
| Construction in progress | | | 5,940 | | | | 78 | |
| | | | 106,733 | | | | 480 | |
| Less accumulated depreciation | | | (11,625 | ) | | | (204 | ) |
| | | $ | 95,108 | | | $ | 276 | |
| | | December 31, 2024 | |
| | | Water and Land Resources | | | Water Filtration Technology | |
| | | | | | | | | |
| Land and land improvements | | $ | 33,069 | | | $ | - | |
| Water programs | | | 29,383 | | | | - | |
| Pipeline | | | 22,100 | | | | - | |
| Buildings | | | 1,805 | | | | - | |
| Leasehold improvements, furniture and fixtures | | | 1,605 | | | | 4 | |
| Machinery and equipment | | | 3,870 | | | | 247 | |
| Construction in progress | | | 6,851 | | | | 6 | |
| | | | 98,683 | | | | 257 | |
| Less accumulated depreciation | | | (10,397 | ) | | | (181 | ) |
| | | $ | 88,286 | | | $ | 76 | |
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