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Note 3 - Receivables | 12 Months Ended
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Jun. 30, 2022
Notes to Financial Statements |
Accounts and Nontrade Receivable [Text Block] |
NOTE 3. | RECEIVABLES
Accounts receivable consist of the following at June 30:
|  | 2022 |  |  | 2021 |
Accounts receivable |  | $ | 3,371,293 |  |  | $ | 5,375,598 |
Allowance for doubtful accounts |  |  | (206,093 | ) |  |  | (234,963 | )
|  | $ | 3,165,200 |  |  | $ | 5,140,635 |
Accounts receivable consist of trade accounts receivable and unbilled amounts recognized as revenue during the year for which invoicing occurs subsequent to year-end. Amounts that have been invoiced are recorded in accounts receivable and in deferred revenue or revenue, depending on whether the revenue recognition criteria have been met.

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