| Line Item | Dec 31, 2025 | Dec 31, 2024 | Dec 31, 2023 | Dec 31, 2022 | Dec 31, 2021 |
|---|---|---|---|---|---|
| Revenue | |||||
| YoY growth | -2.0% | ||||
| Cost of revenue | |||||
| Gross profit | |||||
| % of revenue | 73.5% | ||||
| Operating expenses: | |||||
| General and administrative expenses | — | ||||
| Total operating expenses | — | ||||
| Loss from operations | |||||
| % of revenue | -148.1% | ||||
| Other income and expenses: | |||||
| Interest expenses | |||||
| Total other income (expenses), net | |||||
| Loss before income taxes | |||||
| Net (loss) profit | |||||
| % of revenue | -187.7% | ||||
| Comprehensive loss |