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Segment Information - Schedule of Segment Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues, net | $ 883 | $ 1,416 | $ 3,561 | $ 5,276 |
Cost of revenue | 1,006 | 1,201 | 2,424 | 5,276 |
Depreciation and amortization expense | 698 | 1,532 | 2,849 | 3,137 |
Operating and other expenses | 6,175 | 6,156 | 13,655 | 20,176 |
Income (loss) from operations, before income taxes | (6,996) | (7,473) | (15,367) | (23,313) |
Income tax (expense) benefit | 157 | 2,508 | (622) | 7,361 |
Total loss from operations, after income taxes | (6,839) | (4,965) | (15,989) | (15,952) |
Loss from continuing operations after income taxes | (6,839) | (4,965) | (15,989) | (15,952) |
Total assets | 65,702 |  | 65,702 |  | $ 63,200
Assets in discontinued operations | 0 |  | 0 |  | 11,582
Unallocated corporate |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating and other expenses | 4,317 | 3,858 | 8,797 | 14,739 |
Diagnostic services |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues, net | 0 | 0 | 0 | 0 |
Cost of revenue | 7 | 709 | 351 | 1,429 |
Depreciation and amortization expense | 75 | 727 | 614 | 1,528 |
Income (loss) from operations, before income taxes | (1,245) | (2,574) | (3,856) | (6,119) |
Total assets | 0 |  | 0 |  | 26,069
Diagnostic services | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating and other expenses | 1,163 | 1,138 | 2,891 | 3,162 |
Consumer products |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues, net | 883 | 1,416 | 3,561 | 5,276 |
Cost of revenue | 999 | 492 | 2,073 | 3,847 |
Depreciation and amortization expense | 623 | 805 | 2,235 | 1,609 |
Income (loss) from operations, before income taxes | (1,434) | (1,041) | (2,714) | (2,455) |
Total assets | 15,552 |  | 15,552 |  | 19,745
Consumer products | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating and other expenses | 695 | 1,160 | 1,967 | 2,275 |
Unallocated corporate |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Income (loss) from operations, before income taxes | (4,317) | $ (3,858) | (8,797) | $ (14,739) |
Total assets | $ 50,150 |  | $ 50,150 |  | $ 5,804

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