| Line Item | Jun 30, 2026 | Mar 31, 2026 | Dec 31, 2025 | Sep 30, 2025 | Jun 30, 2025 | Mar 31, 2025 | Dec 31, 2024 | Sep 30, 2024 | Jun 30, 2024 | Mar 31, 2024 | Dec 31, 2023 | Sep 30, 2023 | Jun 30, 2023 | Mar 31, 2023 | Dec 31, 2022 | Sep 30, 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | ||||||||||||||||
| YoY growth | +445.3% | +279.1% | +73.7% | +139.1% | ||||||||||||
| Cost of revenue | ||||||||||||||||
| Gross profit (loss) | ||||||||||||||||
| % of revenue | 48.4% | 31.3% | 14.1% | 17.1% | ||||||||||||
| Operating expenses: | ||||||||||||||||
| Research and development | ||||||||||||||||
| Sales and marketing | ||||||||||||||||
| General and administrative | ||||||||||||||||
| Total operating expenses | ||||||||||||||||
| % of revenue | 99.1% | 108.9% | 55.0% | 142.4% | ||||||||||||
| Loss from operations | ||||||||||||||||
| % of revenue | -50.7% | -77.6% | -40.9% | -125.3% | ||||||||||||
| Other income (expense), net: | ||||||||||||||||
| Other expense, net | — | — | ||||||||||||||
| Interest expense | ||||||||||||||||
| Interest income | ||||||||||||||||
| Change in fair value of convertible notes | ||||||||||||||||
| Change in fair value of earnout | ||||||||||||||||
| Change in fair value of derivatives | ||||||||||||||||
| Change in fair value of digital assets | — | |||||||||||||||
| Change in fair value of warrants | ||||||||||||||||
| Total other (expense), net | ||||||||||||||||
| Loss before provision for income taxes | — | |||||||||||||||
| Income tax expense | — | |||||||||||||||
| Net loss attributable to common stockholders | ||||||||||||||||
| Net loss per share - basic | — | |||||||||||||||
| Net loss per share - diluted | — |