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v3.25.1

Schedule of Segment Reporting Information (Details) - USD ($) | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Segment Reporting Information [Line Items] |  |  |  |
Revenue from external customers |  | $ 13,919,000 |  | $ 13,617,000
Cost of goods sold: |  |  |  |
Payroll and benefit expenses |  | 6,450,000 |  | 6,203,000
Material and supplies expenses |  | 1,351,000 |  | 763,000
Disposal expenses |  | 220,000 |  | 1,569,000
Transportation expenses |  | 495,000 |  | 298,000
Subcontract expenses |  | 908,000 |  | 1,810,000
Other cost of goods sold | [1] | 3,838,000 |  | 3,594,000
Total cost of goods sold |  | 13,262,000 |  | 14,237,000
Gross loss |  | 657,000 |  | (620,000)
SG&A: |  |  |  |
Payroll and benefits |  | 2,342,000 |  | 2,159,000
Other SG&A (3) |  | 1,673,000 | [2] | 1,385,000
Total SG&A |  | 4,015,000 |  | 3,544,000
Research and development |  | 383,000 |  | 296,000
Gain on disposal of property and equipment |  | (5,000) |  |
Loss from operations |  | (3,736,000) |  | (4,460,000)
Interest income |  | 335,000 |  | 174,000
Interest expense |  | (112,000) |  | (116,000)
Interest expense-financing fees |  | (20,000) |  | (13,000)
Other income |  | 33,000 |  | 1,000
Loss from continuing operations before taxes |  | (3,500,000) |  | (4,414,000)
Income tax benefit |  |  |  | (956,000)
Loss from continuing operations, net of taxes |  | (3,500,000) |  | (3,458,000)
Treatment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue from external customers |  | 9,186,000 |  | 8,709,000
Services [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue from external customers |  | 4,733,000 |  | 4,908,000
Operating Segments [Member] | Treatment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue from external customers |  | 9,186,000 |  | 8,709,000
Cost of goods sold: |  |  |  |
Payroll and benefit expenses |  | 4,437,000 |  | 3,751,000
Material and supplies expenses |  | 1,351,000 |  | 763,000
Disposal expenses |  | 220,000 |  | 1,569,000
Transportation expenses |  | 495,000 |  | 298,000
Subcontract expenses |  |  |  |
Other cost of goods sold | [1] | 2,433,000 |  | 2,380,000
Total cost of goods sold |  | 8,936,000 |  | 8,761,000
Gross loss |  | 250,000 |  | (52,000)
SG&A: |  |  |  |
Payroll and benefits |  | 873,000 |  | 670,000
Other SG&A (3) |  | 483,000 | [2] | 395,000
Total SG&A |  | 1,356,000 |  | 1,065,000
Research and development |  | 291,000 |  | 218,000
Gain on disposal of property and equipment |  |  |  |
Loss from operations |  | (1,397,000) |  | (1,335,000)
Operating Segments [Member] | Services [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue from external customers |  | 4,733,000 |  | 4,908,000
Cost of goods sold: |  |  |  |
Payroll and benefit expenses |  | 2,013,000 |  | 2,452,000
Material and supplies expenses |  |  |  |
Disposal expenses |  |  |  |
Transportation expenses |  |  |  |
Subcontract expenses |  | 908,000 |  | 1,810,000
Other cost of goods sold | [1] | 1,405,000 |  | 1,214,000
Total cost of goods sold |  | 4,326,000 |  | 5,476,000
Gross loss |  | 407,000 |  | (568,000)
SG&A: |  |  |  |
Payroll and benefits |  | 538,000 |  | 655,000
Other SG&A (3) |  | 198,000 | [2] | 137,000
Total SG&A |  | 736,000 |  | 792,000
Research and development |  | 23,000 |  | 28,000
Gain on disposal of property and equipment |  | (5,000) |  |
Loss from operations |  | (347,000) |  | (1,388,000)
Operating Segments [Member] | Segments Total [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue from external customers |  | 13,919,000 |  | 13,617,000
Cost of goods sold: |  |  |  |
Payroll and benefit expenses |  | 6,450,000 |  | 6,203,000
Material and supplies expenses |  | 1,351,000 |  | 763,000
Disposal expenses |  | 220,000 |  | 1,569,000
Transportation expenses |  | 495,000 |  | 298,000
Subcontract expenses |  | 908,000 |  | 1,810,000
Other cost of goods sold | [1] | 3,838,000 |  | 3,594,000
Total cost of goods sold |  | 13,262,000 |  | 14,237,000
Gross loss |  | 657,000 |  | (620,000)
SG&A: |  |  |  |
Payroll and benefits |  | 1,411,000 |  | 1,325,000
Other SG&A (3) |  | 681,000 | [2] | 532,000
Total SG&A |  | 2,092,000 |  | 1,857,000
Research and development |  | 314,000 |  | 246,000
Gain on disposal of property and equipment |  | (5,000) |  |
Loss from operations |  | (1,744,000) |  | (2,723,000)
Intersegment Eliminations [Member] | Corporate Segment and Other Operating Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue from external customers | [3] |  |  |
Cost of goods sold: |  |  |  |
Payroll and benefit expenses | [3] |  |  |
Material and supplies expenses | [3] |  |  |
Disposal expenses | [3] |  |  |
Transportation expenses | [3] |  |  |
Subcontract expenses | [3] |  |  |
Other cost of goods sold | [1],[3] |  |  |
Total cost of goods sold | [3] |  |  |
Gross loss | [3] |  |  |
SG&A: |  |  |  |
Payroll and benefits | [3] | 931,000 |  | 834,000
Other SG&A (3) | [3] | 992,000 | [2] | 853,000
Total SG&A | [3] | 1,923,000 |  | 1,687,000
Research and development | [3] | 69,000 |  | 50,000
Gain on disposal of property and equipment | [3] |  |  |
Loss from operations | [3] | $ (1,992,000) |  | $ (1,737,000)
[1] | Other cost of goods sold for each reportable segment includes:
[2] | Other SG&A for each reportable segment and Corporate includes:
[3] | Amounts reflect the activity for corporate headquarters not included in the segment reporting information.

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