Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Property and Equipment (Details)

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Summary of Significant Accounting Policies - Property and Equipment (Details)
 12 Months Ended
Sep. 30, 2015
Citrus trees  
Property, Plant and Equipment [Line Items]  
Pre-productive maintenance costs capitalization period 4 years
Accumulated costs depreciation period 25 years
Equipment and other facilities | Minimum  
Property, Plant and Equipment [Line Items]  
Accumulated costs depreciation period 3 years
Equipment and other facilities | Maximum  
Property, Plant and Equipment [Line Items]  
Accumulated costs depreciation period 20 years
Buildings and improvements  
Property, Plant and Equipment [Line Items]  
Accumulated costs depreciation period 40 years
Breeding herd | Minimum  
Property, Plant and Equipment [Line Items]  
Accumulated costs depreciation period 6 years
Breeding herd | Maximum  
Property, Plant and Equipment [Line Items]  
Accumulated costs depreciation period 7 years