v3.26.1
Note 8 - Corporate Debt (Details Textual)
May 31, 2026
USD ($)
Aug. 30, 2025
USD ($)
Aug. 30, 2025
INR (₨)
Jan. 06, 2025
May 31, 2026
INR (₨)
May 31, 2026
CNY (¥)
May 28, 2026
USD ($)
May 28, 2026
CNY (¥)
Apr. 27, 2026
USD ($)
Apr. 27, 2026
CNY (¥)
Jan. 31, 2026
USD ($)
Jan. 30, 2026
USD ($)
Nov. 30, 2025
USD ($)
Aug. 31, 2025
USD ($)
Aug. 30, 2025
INR (₨)
Nov. 30, 2024
Jan. 06, 2023
USD ($)
NTIC China [Member] | Term Loan in May [Member]                                  
Debt Instrument, Face Amount             $ 1,400,000 ¥ 10,000,000                  
Debt Instrument, Interest Rate, Stated Percentage                           3.25%      
Long-Term Debt $ 2,955,083                         $ 2,804,695      
NTIC China [Member] | Term Loan in April [Member]                                  
Debt Instrument, Face Amount                 $ 1,400,000 ¥ 10,000,000              
NTIC China [Member] | Term Loan in April and May [Member]                                  
Debt Instrument, Basis Spread on Variable Rate 0.75%                                
Debt Instrument, Face Amount | ¥           ¥ 20,000,000                      
IDFC First Bank Limited [Member] | Natur-Tec India [Member] | Foreign Currency Term Loan Agreement [Member]                                  
Debt Instrument, Face Amount   $ 600,000                         ₨ 500,000    
Debt Instrument, Interest Rate, Stated Percentage   6.45%                         6.45%    
Long-Term Debt $ 448,239       ₨ 425,700                        
Proceeds from Issuance of Debt   $ 522,545 ₨ 461,000                            
Debt Instrument, Repayments, Number of Monthly Installments   85                         85    
Debt Instrument, Periodic Payment   $ 7,899                              
Debt Instrument, Collateral, Lien on Cash Deposits   $ 539,731                         ₨ 476,000    
Long-Term Debt, Current Maturities 59,003       56,000                        
Long-Term Debt, Excluding Current Maturities $ 389,236       ₨ 369,600                        
Revolving Credit Facility [Member] | JP Morgan Chase Bank [Member]                                  
Line of Credit Facility, Maximum Borrowing Capacity                     $ 12,000,000 $ 10,000,000         $ 12,000,000
Long-Term Line of Credit                         $ 11,763,555 $ 9,329,021      
CB Floating Rate Floor       2.50%                          
Line of Credit Facility, Interest Rate at Period End                         6.20%     6.65%  
Debt Instrument, Covenants, Fixed Charge Coverage Ratio 0.68     1.25                          
Revolving Credit Facility [Member] | JP Morgan Chase Bank [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]                                  
Debt Instrument, Basis Spread on Variable Rate       0.10%                          
Revolving Credit Facility [Member] | JP Morgan Chase Bank [Member] | Adjusted SOFR Rate Applicable Margin [Member]                                  
Debt Instrument, Basis Spread on Variable Rate       2.35%                          
Standby Letters of Credit [Member] | JP Morgan Chase Bank [Member]                                  
Line of Credit Facility, Maximum Borrowing Capacity                                 $ 5,000,000