Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt and Lines of Credit - Narrative (Details)

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Long-Term Debt and Lines of Credit - Narrative (Details)
 3 Months Ended 9 Months Ended 12 Months Ended
Dec. 26, 2023
USD ($)
Oct. 27, 2022
Sep. 30, 2023
USD ($)
Jun. 30, 2024
USD ($)
a
Loan
Sep. 30, 2023
USD ($)
Debt Instrument [Line Items]          
Adjusted fixed interest rate       3.85%  
Minimum debt service coverage ratio     1.10   1.10
Tangible net worth     $ 160,000,000   $ 160,000,000
Percentage of consolidated net income         10.00%
Annual increase of tangible net worth         $ 174,628,000
Minimum current ratio     1.50   1.50
Debt to total assets ratio     0.625   0.625
Limit on capital expenditures     $ 30,000,000   $ 30,000,000
Fixed interest rate       5.35%  
Long-term debt     103,976,000 $ 84,052,000 103,976,000
Silver Nip Citrus          
Debt Instrument [Line Items]          
Covenant ratio       1.00  
Grove Management Services          
Debt Instrument [Line Items]          
Area of land (in acres) | a       38,200  
Met Fixed-Rate Term Loans | Silver Nip Citrus          
Debt Instrument [Line Items]          
Quarterly principal payments       $ 290,000  
Area of property that served as collateral (in acres) | a       5,700  
Number of fixed rate term loans | Loan       2  
Long-term debt       $ 27,550,000  
Revolving Credit Facility | Met Fixed-Rate Term Loans          
Debt Instrument [Line Items]          
Revolving line of credit       125,000,000  
Revolving Credit Facility | Met Variable-Rate Term Loans          
Debt Instrument [Line Items]          
Revolving line of credit       57,500,000  
RLOC          
Debt Instrument [Line Items]          
Revolving line of credit       25,000,000  
Outstanding standby letters of credit     $ 25,000,000 25,000,000 $ 25,000,000
Quarterly principal payments       $ 406,000  
LIBOR spread (as a percent)     0.25%    
Debt prepayment $ 19,094,000        
RLOC | Secured Overnight Financing Rate (SOFR)          
Debt Instrument [Line Items]          
LIBOR spread (as a percent)     2.20% 1.75%  
LIBOR spread subject to adjustment period     2 years 2 years  
RLOC | Met Variable-Rate Term Loans          
Debt Instrument [Line Items]          
Variable interest rate     7.52% 7.53% 7.52%
WCLC          
Debt Instrument [Line Items]          
Revolving line of credit       $ 70,000,000  
Availability under line of credit     $ 45,030,000 $ 69,752,000 $ 45,030,000
LIBOR spread (as a percent)       0.20%  
Variable interest rate     7.07% 7.08% 7.07%
WCLC | Minimum          
Debt Instrument [Line Items]          
LIBOR spread (as a percent)       0.20%  
WCLC | Maximum          
Debt Instrument [Line Items]          
LIBOR spread (as a percent)       0.30%  
WCLC | Letter of Credit          
Debt Instrument [Line Items]          
Revolving line of credit       $ 2,000,000  
WCLC | Secured Overnight Financing Rate (SOFR) | Minimum          
Debt Instrument [Line Items]          
LIBOR spread (as a percent)   1.75%     1.75%
WCLC | Secured Overnight Financing Rate (SOFR) | Maximum          
Debt Instrument [Line Items]          
LIBOR spread (as a percent)   2.50%      
Financial Standby Letter of Credit          
Debt Instrument [Line Items]          
Letter of credit outstanding     $ 248,000 248,000 $ 248,000
Financial Standby Letter of Credit | Letter of Credit          
Debt Instrument [Line Items]          
Letter of credit outstanding     $ 248,000 248,000 $ 248,000
Metlife Term Loan | Citree          
Debt Instrument [Line Items]          
Revolving line of credit       $ 5,000,000  
Area of property that served as collateral (in acres) | a       1,200  
Fixed interest rate       5.28%