Quarterly report pursuant to Section 13 or 15(d)

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

v3.8.0.1
Long-Term Debt and Lines of Credit - Debt Refinancing (Details)
6 Months Ended 12 Months Ended
Apr. 27, 2016
USD ($)
Sep. 17, 2015
USD ($)
Dec. 03, 2014
USD ($)
Mar. 04, 2014
USD ($)
Mar. 31, 2018
USD ($)
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Mar. 31, 2017
USD ($)
Sep. 30, 2017
USD ($)
Feb. 28, 2015
USD ($)
Debt Instrument [Line Items]                
Interest rate term loans         $ 179,761,000   $ 186,476,000  
Minimum debt service coverage ratio     1.10          
Tangible net worth     $ 160,000,000          
Percentage of consolidated net income     10.00%          
Annual increase of tangible net worth             $ 162,300,000  
Minimum current ratio     1.50          
Debt to total assets ratio     0.625          
Limit on capital expenditures     $ 30,000,000          
Advances         $ 21,424,000 $ 53,499,000    
Citrus Groves                
Debt Instrument [Line Items]                
Area of land (in acres) | a         38,200      
Farm and Ranch Land                
Debt Instrument [Line Items]                
Area of land (in acres) | a         5,762      
Loans Payable | Silver Nip Citrus                
Debt Instrument [Line Items]                
Interest rate term loans               $ 7,000,000
RLOC                
Debt Instrument [Line Items]                
Revolving line of credit     $ 25,000,000          
Annual commitment fee (as a percent)     0.25%          
Availability under line of credit         $ 25,000,000      
RLOC | 90 Day LIBOR                
Debt Instrument [Line Items]                
LIBOR spread     1.50%          
WCLC                
Debt Instrument [Line Items]                
Revolving line of credit     $ 70,000,000          
Variable interest rate (as a percentage)         3.41%   2.99%  
Availability under line of credit         $ 59,700,000   $ 59,577,000  
WCLC | Letter of Credit                
Debt Instrument [Line Items]                
Revolving line of credit     $ 20,000,000          
Outstanding balance         0      
Outstanding letters of credit         10,300,000      
WCLC | One Month LIBOR                
Debt Instrument [Line Items]                
LIBOR spread             1.75%  
WCLC | One Month LIBOR | Minimum                
Debt Instrument [Line Items]                
LIBOR spread     1.75%          
Annual commitment fee (as a percent)     0.02%          
WCLC | One Month LIBOR | Maximum                
Debt Instrument [Line Items]                
LIBOR spread     0.25%          
Annual commitment fee (as a percent)     0.03%          
Metlife Term Loan | Citree                
Debt Instrument [Line Items]                
Revolving line of credit       $ 5,000,000        
Interest rate 5.28% 5.30%   5.28%        
Advances $ 2,500,000 $ 2,000,000   $ 500,000        
Fixed Interest Rate Term Loans                
Debt Instrument [Line Items]                
Interest rate term loans     $ 125,000,000   99,062,000   $ 99,062,000  
Quarterly principal payments     $ 2,281,250          
Fixed interest rate (as a percentage)     4.15%          
Prepayment amount of the fixed term loan     $ 8,750,000          
Availability under line of credit         5,625,000      
Fixed Interest Rate Term Loans | Silver Nip Citrus                
Debt Instrument [Line Items]                
Interest rate term loans         27,550,000      
Quarterly principal payments         $ 290,000      
Fixed interest rate (as a percentage)         5.35%      
Prepayment amount of the fixed term loan         $ 5,000,000      
Variable Interest Rate Term Loans                
Debt Instrument [Line Items]                
Interest rate term loans     $ 57,500,000   $ 48,157,000   $ 49,594,000  
LIBOR spread subject to adjustment period     2 years          
Variable interest rate (as a percentage)         3.42%   2.96%  
Variable Interest Rate Term Loans | 90 Day LIBOR                
Debt Instrument [Line Items]                
LIBOR spread     1.50%