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Intangible Assets (Details Narrative) - USD ($)
12 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2016
Amortization expense for existing intangible assets in year 2019 $ 1,737,000    
Amortization expense for existing intangible assets in year 2020 1,589,000    
Amortization expense for existing intangible assets in year 2021 1,582,000    
Amortization expense for existing intangible assets in year 2022 1,431,000    
Amortization expense for existing intangible assets in year 2023 1,263,000    
Rental revenue related to intangible assets 102,708 $ 101,968 $ 101,968
Fiscal Year 2019 [Member]      
Rental revenue related to intangible assets 103,000    
Fiscal Year 2020 [Member]      
Rental revenue related to intangible assets 103,000    
Fiscal Year 2021 [Member]      
Rental revenue related to intangible assets 103,000    
Fiscal Year 2022 [Member]      
Rental revenue related to intangible assets 34,000    
Acquired in-place Leases [Member]      
Amortization of intangible assets $ 1,510,660 $ 969,751 $ 1,076,776