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Note 2 - Allowance for Doubtful Accounts for Trade Accounts Receivable | 12 Months Ended
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Oct. 31, 2018
Notes to Financial Statements |
Allowance for Doubtful Accounts for Trade Accounts Receivable Disclosure [Text Block] |
( 2 ) | Allowance for Doubtful Accounts for Trade Accounts Receivable
A summary of changes in the allowance for doubtful accounts for trade accounts receivable for the years ended October 31, 2018, 2017 and 2016 follows:
|  | Years ended October 31, |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Balance at beginning of year |  | $ | 87,446 |  |  | $ | 74,266 |  |  | $ | 63,011 |
Bad debt expense (recovery) |  |  | (18,455 | ) |  |  | 21,569 |  |  |  | 11,255 |
Losses charged to allowance |  |  | (4,749 | ) |  |  | (8,389 | ) |  |  | — |
Balance at end of year |  | $ | 64,242 |  |  | $ | 87,446 |  |  | $ | 74,266 |

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- Definition Allowance for doubtful accounts for trade accounts receivable + References No definition available. + Details
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- References No definition available. + Details
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Period Type: | duration