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Note 4 - Revenue Recognition (Tables) | 9 Months Ended
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Jun. 30, 2020
Notes Tables |
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] |
|  | Customer deposits |  |  | Deferred revenue |  |  | Total contract liabilities |
Balance at September 30, 2019 |  | $ | 5,063,091 |  |  | $ | 1,059,407 |  |  | $ | 6,122,498 |
New performance obligations |  |  | 6,469,112 |  |  |  | 546,285 |  |  |  | 7,015,397 |
Recognition of revenue as a result of satisfying performance obligations |  |  | (5,765,395 | ) |  |  | (701,741 | ) |  |  | (6,467,136 | )
Effect of exchange rate on deferred revenue |  |  | - |  |  |  | 11,132 |  |  |  | 11,132 |
Balance at June 30, 2020 |  | $ | 5,766,808 |  |  | $ | 915,083 |  |  | $ | 6,681,891 |
Less: non-current portion |  |  | - |  |  |  | (383,413 | ) |  |  | (383,413 | )
Current portion at June 30, 2020 |  | $ | 5,766,808 |  |  | $ | 531,670 |  |  | $ | 6,298,478 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130551-203045 + Details
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- References No definition available. + Details
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