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Long-Term Debt - Schedule of Long-term Debt Instruments (Details) - USD ($)
Sep. 30, 2019
Sep. 30, 2018
Oct. 05, 2016
Jun. 30, 2015
Debt Instrument [Line Items]        
Long-term Debt $ 145,003,000 $ 142,415,000 $ 9,900,000 $ 7,200,000
Other Assets [Member]        
Debt Instrument [Line Items]        
Long-term Debt 8,711,000 7,789,000    
Stock in Subsidiary [Member]        
Debt Instrument [Line Items]        
Long-term Debt 27,766,000 17,489,000    
Unsecured Debt [Member]        
Debt Instrument [Line Items]        
Long-term Debt 18,269,000 23,700,000    
Real Estate [Member]        
Debt Instrument [Line Items]        
Long-term Debt $ 90,257,000 $ 93,437,000