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Long-Term Debt (Details) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
May 15, 2017
Sep. 30, 2019
Aug. 31, 2018
Aug. 31, 2019
Aug. 31, 2019
May 31, 2017
Line of Credit Facility, Current Borrowing Capacity       $ 10,000,000 $ 10,000,000  
Line of Credit Facility, Expiration Date         Aug. 20, 2020  
Long-term Line of Credit     $ 3,113,000 6,114,000 $ 6,114,000  
Debt Instrument, Maturity Date May 16, 2020          
Line of Credit Facility, Interest Rate Description     Borrowings under this agreement bear interest at the bank's reference rate, which is the Prime Rate (5.25% at August 31, 2019 and 5.00% at August 31, 2018) less .500%.      
Debt Instrument, Periodic Payment $ 27,142          
Long-term Debt     $ 5,237,000      
Construction Loan       $ 342,000 $ 342,000  
Proceeds from Issuance of Long-term Debt 5,400,000          
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid $ 5,001,607          
Debt Instrument, Description of Variable Rate Basis The loan is secured by a deed of trust to the Lakeview Property and     (A) The default variable interest index rate, which is Citizens Business Bank Prime Rate of Interest, which is the prime rate (5.25% at August 31, 2019) less 0.500% (B) One Hundred Eighty (180) day Libor Rate plus a margin of 1.550%  
Default Variable Interest Rate         The amounts outstanding under this line of credit as of August 31, 2019 is currently all under the default variable interest index rate of 4.75%.  
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate           1.70%
Proceeds from Sale of Property, Plant, and Equipment   $ 7,075,000        
Prime Rate [Member]            
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate       5.25% 5.25%  
One Year London Interbank Offered Rate (LIBOR) [Member]            
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate     2.80% 2.00% 2.00%  
Construction Loan Payable [Member]            
Long-term Line of Credit       $ 5,000,000 $ 5,000,000  
Line of Credit Facility, Maximum Borrowing Capacity       $ 5,000,000 $ 5,000,000  
Community Bank [Member]            
Long-term Line of Credit     $ 100,000      
Letter of Credit [Member]            
Notes Payable, Noncurrent     100,000      
Financial Guarantee [Member]            
Long-term Debt     $ 5,400,000