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Debt (Details) - USD ($)
3 Months Ended
Jul. 15, 2020
Nov. 30, 2023
Aug. 31, 2023
Jun. 02, 2023
Nov. 30, 2022
Debt          
Line of credit facility, current borrowing capacity   $ 15,000,000      
Line of credit facility, maximum borrowing capacity   3,081,000 $ 0    
Construction loan   $ 4,437,000 $ 4,468,000    
Prime Rate          
Debt          
Interest rate (in percentage)   3.50%      
Construction loan payable          
Debt          
Proceeds from issuance of long term debt   $ 5,000,000      
Line of credit long term outstanding   $ 5,000,000      
Debt Instrument maturity date   May 15, 2027      
Interest rate     4.35%   4.35%
Construction loan payable | Prime Rate          
Debt          
Fixed rate for conversion 4.60%        
Debt discount (as a percent) 0.25%        
Term loan          
Debt          
Amount drawn and converted $ 4,807,000        
Community Bank          
Debt          
Line of credit long term outstanding       $ 100,000  
Letter of credit          
Debt          
Notes payable, noncurrent       $ 100,000