Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt and Lines of Credit - Silver Nip Citrus Debt (Details)

v3.10.0.1
Long-Term Debt and Lines of Credit - Silver Nip Citrus Debt (Details)
9 Months Ended
Sep. 04, 2014
USD ($)
a
loan
Jun. 30, 2018
USD ($)
loan
Mar. 31, 2018
USD ($)
Sep. 30, 2017
USD ($)
Dec. 01, 2016
USD ($)
Feb. 28, 2015
USD ($)
Feb. 15, 2015
USD ($)
Debt Instrument [Line Items]              
Interest rate term loans   $ 177,055,000   $ 186,476,000      
Fixed Interest Rate Term Loans              
Debt Instrument [Line Items]              
Interest rate term loans   $ 97,500,000   $ 99,062,000      
Fixed interest rate (as a percentage)   4.15%          
Quarterly principal payments   $ 2,281,250          
Prepayment amount of the fixed term loan (up to)   $ 8,750,000          
Silver Nip Citrus              
Debt Instrument [Line Items]              
Number of fixed rate term loans | loan 2            
Silver Nip Citrus | Citrus Grove              
Debt Instrument [Line Items]              
Area of land acquired (in acres) | a 1,500            
Silver Nip Citrus | Fixed Interest Rate Term Loans              
Debt Instrument [Line Items]              
Number of fixed rate term loans | loan   2          
Interest rate term loans   $ 27,550,000          
Fixed interest rate (as a percentage)   5.35%          
Quarterly principal payments   $ 290,000          
Amount of prepayment     $ 4,453,000       $ 750,000
Prepayment amount of the fixed term loan (up to)   5,000,000          
Amount of prepayment in excess of total without penalty   203,000          
Premium payment of penalty   $ 22,000          
Silver Nip Citrus | Fixed Interest Rate Term Loans | Prudential              
Debt Instrument [Line Items]              
Interest rate term loans $ 5,500,000            
Quarterly principal payments $ 55,000            
Silver Nip Citrus | Fixed Rate Term Loan1              
Debt Instrument [Line Items]              
Fixed interest rate (as a percentage) 3.85%            
Silver Nip Citrus | Fixed Rate Term Loan 2              
Debt Instrument [Line Items]              
Fixed interest rate (as a percentage) 3.45%            
Loans Payable | Silver Nip Citrus              
Debt Instrument [Line Items]              
Interest rate term loans           $ 7,000,000  
Limited guaranty and security agreement         $ 8,000,000 $ 7,000,000  
Maximum | Silver Nip Citrus              
Debt Instrument [Line Items]              
Covenant ratio   1.50          
Minimum | Silver Nip Citrus              
Debt Instrument [Line Items]              
Covenant ratio   1.00