Annual report pursuant to section 13 and 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
Sep. 30, 2013
Sep. 30, 2012
Property, Plant and Equipment [Line Items]    
Net property, buildings and equipment $ 131,071 $ 122,834
Depreciable Assets [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 121,486 108,861
Less accumulated depreciation and depletion (71,857) (65,220)
Net property, buildings and equipment 49,629 43,641
Breeding herd [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 12,234 10,062
Buildings [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 11,587 10,975
Citrus trees [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 34,188 33,164
Sugarcane [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 16,199 12,617
Equipment and Other Facilities [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 47,278 42,043
Land and Land Improvements [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment $ 81,442 $ 79,193