Annual report pursuant to Section 13 and 15(d)

Acquisition and Dispositions - Acquisition of Citrus Grove - TRB (Details)

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Acquisition and Dispositions - Acquisition of Citrus Grove - TRB (Details)
12 Months Ended
Sep. 04, 2014
USD ($)
a
Sep. 30, 2015
USD ($)
Sep. 30, 2014
USD ($)
Sep. 30, 2013
USD ($)
Business Acquisition [Line Items]        
Gain on bargain purchase   $ 1,145,000 $ 0 $ 0
TRB        
Business Acquisition [Line Items]        
Area of land acquired (in acres) | a 1,500      
Purchase price $ 17,130,000      
Fixed rate term loans $ 11,000,000      
TRB | Other Income (Expense), Net        
Business Acquisition [Line Items]        
Gain on bargain purchase   1,145,300    
TRB | General and Administrative Expense        
Business Acquisition [Line Items]        
Professional and legal costs   $ 525,000