| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Operating Revenues: | ||||||||||||||||
| Total revenue | ||||||||||||||||
| YoY growth | +62.9% | +82.4% | -8.7% | -21.0% | ||||||||||||
| Operating Expenses: | ||||||||||||||||
| General and administrative | ||||||||||||||||
| Depreciation and amortization | ||||||||||||||||
| Earnout remeasurement | ||||||||||||||||
| Operating expenses | ||||||||||||||||
| % of revenue | 111.1% | 111.4% | 105.3% | 102.4% | ||||||||||||
| Operating (loss) income | ||||||||||||||||
| % of revenue | -11.1% | -11.4% | -5.3% | 8.6% | ||||||||||||
| Non-operating (expense) income: | ||||||||||||||||
| Interest expense | ||||||||||||||||
| Income (loss) from equity method investments | ||||||||||||||||
| Other | ||||||||||||||||
| Nonoperating income (expense) | ||||||||||||||||
| Loss before income taxes | ||||||||||||||||
| Income tax expense (benefit) | ||||||||||||||||
| Net loss | ||||||||||||||||
| % of revenue | -13.6% | 68.0% | -2.8% | 7.8% | ||||||||||||
| Net income attributable to non-controlling interests | ||||||||||||||||
| Net loss attributable to Air T, Inc. stockholders | ||||||||||||||||
| % of revenue | -13.7% | 64.3% | -3.4% | 6.8% | ||||||||||||
| Basic (in dollars per share) | ||||||||||||||||
| Diluted (in dollars per share) |