| Line Item | Jun 30, 2026 | Mar 31, 2026 | Jun 30, 2025 | Mar 31, 2025 |
|---|---|---|---|---|
| Revenues: | ||||
| Total revenues | ||||
| Operating expenses: | ||||
| Fuel costs | ||||
| Fuel costs - related party | ||||
| Site operating expenses, including allocated expenses | ||||
| General and administrative expenses, including allocated expenses | ||||
| Depreciation and amortization, including allocated expenses | ||||
| Total operating expenses | ||||
| % of revenue | 98.7% | 98.4% | ||
| Other expenses, net | ||||
| Operating income | ||||
| % of revenue | 1.3% | 1.5% | ||
| Interest and other financial income, including allocated income | ||||
| Interest and other financial expenses, including allocated expenses | ||||
| Income before income taxes | ||||
| Income tax expense | ||||
| Net income | ||||
| % of revenue | 0.7% | 0.6% | ||
| Net income per share - Basic | ||||
| Net income per share - Diluted |