Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Schedule of disaggregation of revenue (Details)

v3.23.3
Summary of Significant Accounting Policies - Schedule of disaggregation of revenue (Details) - USD ($)
$ in Thousands
 12 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2021
Disaggregation of Revenue [Line Items]      
Grove management services revenue $ 39,846 $ 91,947 $ 108,564
Alico Citrus      
Disaggregation of Revenue [Line Items]      
Grove management services revenue 38,145 89,681 105,796
Land Management and Other Operations      
Disaggregation of Revenue [Line Items]      
Grove management services revenue 1,701 2,266 2,768
Early and Mid-Season | Alico Citrus      
Disaggregation of Revenue [Line Items]      
Grove management services revenue 11,954 28,287 31,525
Valencias | Alico Citrus      
Disaggregation of Revenue [Line Items]      
Grove management services revenue 23,906 47,529 55,918
Fresh Fruit and other | Alico Citrus      
Disaggregation of Revenue [Line Items]      
Grove management services revenue 1,051 1,937 1,370
Grove Management Services      
Disaggregation of Revenue [Line Items]      
Grove management services revenue 0 116  
Grove Management Services | Alico Citrus      
Disaggregation of Revenue [Line Items]      
Grove management services revenue 1,234 11,928 16,983
Land and Other Leasing | Land Management and Other Operations      
Disaggregation of Revenue [Line Items]      
Grove management services revenue 1,327 1,655 2,404
Other | Land Management and Other Operations      
Disaggregation of Revenue [Line Items]      
Grove management services revenue $ 374 $ 611 $ 364