Quarterly report [Sections 13 or 15(d)]

Summary of Significant Accounting Policies - Narrative (Details)

v3.25.1
Summary of Significant Accounting Policies - Narrative (Details)
 3 Months Ended 6 Months Ended
Mar. 31, 2025
USD ($)
Mar. 31, 2024
USD ($)
Mar. 31, 2025
USD ($)
Segment
Mar. 31, 2024
USD ($)
Sep. 30, 2024
USD ($)
Oct. 30, 2023
a
Property Plant And Equipment [Line Items]            
Accounts receivable, net $ 9,973,000   $ 9,973,000   $ 771,000  
Area of land owned (in acres) | a           3,300
Total operating revenues 17,980,000 $ 18,113,000 34,874,000 $ 32,098,000    
Proceeds from grower's support payments     $ 0 1,805,000    
Grower's support payments, percentage of cost coverage     35.00%      
Impairment of long-lived assets 24,966,000   $ 24,966,000 0    
Number of business segments | Segment     2      
Net Income (loss) attributable to subsidiary (48,000) (209,000) $ (132,000) (718,000)    
Citree            
Property Plant And Equipment [Line Items]            
Net Income (loss) attributable to subsidiary $ (98,000) (427,000) $ (270,000) 1,466,000    
Ownership interest (as a percent) 51.00%   51.00%      
Operating Expense            
Property Plant And Equipment [Line Items]            
Proceeds from grower's support payments     $ 959,000 1,570,000    
Inventories            
Property Plant And Equipment [Line Items]            
Proceeds from grower's support payments, current $ 233,000 $ 1,192,000 233,000 1,192,000    
Citrus            
Property Plant And Equipment [Line Items]            
Accounts receivable, net $ 9,145,000   9,145,000   $ 444,000  
Grove Management Services            
Property Plant And Equipment [Line Items]            
Total operating revenues     $ 881,000 $ 1,395,000