| Line Item | Jun 30, 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 | -39.7% | +868.2% | +29.0% | ||||||||||||
| Cost of revenue | |||||||||||||||
| Gross profit | |||||||||||||||
| % of revenue | 58.1% | 1.5% | 9.2% | ||||||||||||
| Operating Expenses | |||||||||||||||
| General and administrative expenses | |||||||||||||||
| Stock-based compensation expenses | |||||||||||||||
| Selling expenses | |||||||||||||||
| Allowance for (net recovery of) credit losses/doubtful accounts | |||||||||||||||
| Total operating expenses | |||||||||||||||
| % of revenue | 628.5% | -39.0% | 167.6% | ||||||||||||
| Loss from operations | |||||||||||||||
| % of revenue | -570.4% | 40.6% | -158.3% | ||||||||||||
| Other income (expenses) | |||||||||||||||
| Interest income | |||||||||||||||
| Interest expenses | |||||||||||||||
| Amortization of debt issuance costs | |||||||||||||||
| Gain on debt restructuring | — | ||||||||||||||
| Other income (expenses), net | |||||||||||||||
| Total other income (expenses) | |||||||||||||||
| Income (Loss) from continuing operations before income tax | |||||||||||||||
| Income tax provision | — | — | — | ||||||||||||
| Income (Loss) from continuing operations | — | — | |||||||||||||
| Discontinued operations | |||||||||||||||
| Income (Loss) from discontinued operations | — | — | — | ||||||||||||
| Gain on disposal of discontinued operations | — | ||||||||||||||
| NET INCOME (LOSS) | |||||||||||||||
| % of revenue | -578.8% | 5.0% | -148.4% | ||||||||||||
| Less: Net income attributable to non-controlling interests of discontinued operations | — | ||||||||||||||
| Less: Net loss attributable to non-controlling interests of continued operations | — | — | — | ||||||||||||
| Net income (loss) attributable to Future Fintech Group, Inc. | |||||||||||||||
| % of revenue | -578.8% | 5.0% | -148.4% | ||||||||||||
| COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO Future Fintech Group, Inc. | |||||||||||||||
| Basic earnings (loss) per share (in Dollars per share) | — | ||||||||||||||
| Diluted earnings (loss) per share (in Dollars per share) | — |