Property and Equipment, Net - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands |
Mar. 31, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, net | $ 132,050 | $ 142,065 |
| Citrus trees | ||
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, gross | 49,957 | 49,957 |
| Equipment and other facilities | ||
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, gross | 37,037 | 38,471 |
| Buildings and improvements | ||
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, gross | 5,590 | 5,343 |
| Depreciable properties | ||
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, gross | 92,584 | 93,771 |
| Less: accumulated depreciation and depletion | (74,616) | (64,828) |
| Property and equipment, net | 17,968 | 28,943 |
| Land and land improvements | ||
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, net | $ 114,082 | $ 113,122 |