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Note 10 - Loan and Credit Agreements (Tables)
6 Months Ended
May 31, 2019
Notes Tables  
Schedule of Debt [Table Text Block]
   
May 31, 2019
   
November 30, 2018
 
Bank Midwest loan payable in monthly installments of $17,271 including interest at 5.00%, due October 1, 2037
  $
2,476,752
    $
2,517,510
 
Iowa Finance Authority loan payable in monthly installments of $12,500 including interest at 2.75%, due June 1, 2020
   
-
     
232,967
 
Total term debt
  $
2,476,752
    $
2,750,477
 
Less current portion of term debt
   
83,250
     
227,459
 
Term debt, excluding current portion
  $
2,393,502
    $
2,523,018
 
Schedule of Maturities of Long-term Debt [Table Text Block]
Year
 
Amount
 
2019
   
40,761
 
2020
   
85,401
 
2021
   
90,179
 
2022
   
94,858
 
2023
   
99,781
 
2024 and thereafter
   
2,065,772
 
    $
2,476,752