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Property and Equipment (Tables)
9 Months Ended
Jun. 30, 2024
Property, Plant and Equipment [Abstract]  
Schedule of property and equipment [Table Text Block]
    June 30,     September 30,  
    2024     2023  
Land $ 11,615,000   $ 11,609,000  
Building and resort improvements   13,250,000     13,262,000  
Furniture, fixtures, equipment and leasehold improvements   1,029,000     895,000  
Transportation equipment   937,000     979,000  
Construction in progress   205,000     150,000  
    27,036,000     26,895,000  
Less accumulated depreciation and amortization   (11,000,000 )   (10,883,000 )
             
  $ 16,036,000   $ 16,012,000