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
Jun. 30, 2012
Sep. 30, 2011
Property, Plant and Equipment [Line Items]    
Property, buildings and equipment, net $ 121,395 $ 128,780
Depreciable Assets [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 111,553 108,833
Less accumulated depreciation and depletion 67,674 65,104
Property, buildings and equipment, net 43,879 43,729
Breeding herd [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 10,143 10,799
Buildings [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 10,973 10,925
Citrus trees [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 36,637 35,939
Sugarcane [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 11,962 10,462
Equipment and Other Facilities [Member]
    
Property, Plant and Equipment [Line Items]    
Gross property, buildings and equipment 41,838 40,708
Land and Land Improvements [Member]
    
Property, Plant and Equipment [Line Items]    
Property, buildings and equipment, net $ 77,516 $ 85,051