Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Narrative (Details)

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Summary of Significant Accounting Policies - Narrative (Details)
 3 Months Ended 9 Months Ended
Jun. 30, 2024
USD ($)
Jun. 30, 2023
USD ($)
Jun. 30, 2024
USD ($)
Segment
Jun. 30, 2023
USD ($)
Sep. 30, 2023
USD ($)
Property Plant And Equipment [Line Items]          
Accounts receivable, net $ 4,512,000   $ 4,512,000   $ 712,000
Total operating revenues 13,610,000 $ 7,284,000 45,708,000 $ 39,166,000  
Proceeds from grower's support payments 2,911,000   $ 2,911,000    
Grower's support payments, percentage of cost coverage     34.00%    
Number of business segments | Segment     2    
Net Income (loss) attributable to subsidiary 135,000 240,000 $ (583,000) (140,000)  
Citree          
Property Plant And Equipment [Line Items]          
Net Income (loss) attributable to subsidiary $ 276,000 $ 490,000 $ (1,190,000) (286,000)  
Ownership interest (as a percent) 51.00%   51.00%    
Operating Expense          
Property Plant And Equipment [Line Items]          
Proceeds from grower's support payments $ 1,805,000   $ 1,805,000    
Inventories          
Property Plant And Equipment [Line Items]          
Proceeds from grower's support payments 1,106,000   1,106,000    
Citrus          
Property Plant And Equipment [Line Items]          
Accounts receivable, net $ 3,840,000   3,840,000   $ 394,000
Grove Management Services          
Property Plant And Equipment [Line Items]          
Total operating revenues     2,341,000 978,000  
Operating expenses     $ 1,591,000 $ 613,000