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Property and Equipment, Net - Components (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Sep. 30, 2021
--- | --- | ---
Property Plant And Equipment [Line Items] |  |
Property and equipment, net | $ 373,117 | $ 373,231
Depreciable properties |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, gross | 393,742 | 386,323
Less: accumulated depreciation and depletion | (134,084) | (127,046)
Property and equipment, net | 259,658 | 259,277
Citrus trees |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, gross | 327,743 | 320,245
Equipment and other facilities |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, gross | 58,625 | 57,584
Buildings and improvements |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, gross | 7,374 | 8,494
Land and land improvements |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, net | $ 113,459 | $ 113,954

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