XML 22 R9.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Note 3 - Allowance for Credit Losses for Trade Accounts Receivable
9 Months Ended
Jul. 31, 2024
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, 2024 and 2023 follows:

 

   

Nine Months Ended

 
   

July 31,

 
   

2024

   

2023

 

Balance at beginning of period

  $ 71,189     $ 69,643  

Bad debt expense (recovery)

    (447 )     7,767  

Balance at end of period

  $ 70,742     $ 77,410