XML 20 R9.htm IDEA: XBRL DOCUMENT v3.25.2
Note 3 - Allowance for Credit Losses for Trade Accounts Receivable
9 Months Ended
Jul. 31, 2025
Notes to Financial Statements  
Allowance for Credit Losses [Text Block]

(3)

Allowance for Credit Losses for Trade Accounts Receivable

 

A summary of changes in the allowance for credit losses for trade accounts receivable for the nine months ended July 31, 2025 and 2024 follows:

 

   

Nine Months Ended

 
   

July 31,

 
   

2025

   

2024

 

Balance at beginning of period

  $ 92,125     $ 71,189  

Bad debt expense (recovery)

    496       (447 )

Balance at end of period

  $ 92,621     $ 70,742