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Note 6 - Contract Receivables, Contract Assets and Contract Liabilities (Tables)
3 Months Ended
Feb. 28, 2025
Notes Tables  
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]
  

February 28, 2025

  

November 30, 2024

 

Receivables

 $1,407,000  $2,373,000 

Assets

  288,000   213,000 

Liabilities

  2,147,000   2,110,000