Quarterly report pursuant to sections 13 or 15(d)

Property, Buildings and Equipment, Net (Schedule of Property, Buildings and Equipment) (Details)

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Property, Buildings and Equipment, Net (Schedule of Property, Buildings and Equipment) (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Sep. 30, 2013
Property, Plant and Equipment [Line Items]    
Net property, buildings and equipment $ 130,867 $ 131,071
Depreciable Assets [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 131,101 121,486
Less accumulated depreciation and depletion (75,728) (71,857)
Net property, buildings and equipment 55,373 49,629
Breeding herd [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 11,659 12,234
Buildings [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 13,670 11,587
Citrus trees [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 29,164 34,188
Sugarcane [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 18,846 16,199
Equipment and Other Facilities [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 57,762 47,278
Land and Land Improvements [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment $ 75,494 $ 81,442