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Note 5 - Accounts Receivable (Tables) | 3 Months Ended
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Feb. 29, 2024
Notes Tables |
Accounts Receivable, Allowance for Credit Loss [Table Text Block] |
|  | Three Months Ended (Continuing operations) |
|  | February 29, 2024 |
Balance, beginning |  | $ | 32,137 |
Provision charged to expense |  |  | 391 |
Less amounts charged-off |  |  | - |
Balance, ending |  | $ | 32,528 |
|  | Three Months Ended (Continuing operations) |
|  | February 28, 2023 |
Balance, beginning |  | $ | 33,288 |
Provision charged to expense |  |  | 1,260 |
Less amounts charged-off |  |  | - |
Balance, ending |  | $ | 34,548 |

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- Definition Tabular disclosure of allowance for credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration