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Long-Term Debt - Schedule of Long-term Debt Instruments (Details) - USD ($)
Sep. 30, 2018
Sep. 30, 2017
Oct. 05, 2016
Debt Instrument [Line Items]      
Long-term Debt $ 142,415,000 $ 124,949,000 $ 9,900,000
Other Assets [Member]      
Debt Instrument [Line Items]      
Long-term Debt 7,788,000 3,681,000  
Stock in Subsidiary [Member]      
Debt Instrument [Line Items]      
Long-term Debt 35,648,000 42,343,000  
Unsecured Debt [Member]      
Debt Instrument [Line Items]      
Long-term Debt 4,470,000 5,613,000  
Real Estate [Member]      
Debt Instrument [Line Items]      
Long-term Debt $ 94,509,000 $ 73,312,000