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Note 18 - Major Customers | 6 Months Ended
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Mar. 31, 2019
Notes to Financial Statements |
Concentration Risk Disclosure [Text Block] | 1 8 . MAJOR CUSTOMERS For the three months ended March 31, 2019, revenues from two customers accounted for 56% and 13% of total revenues, and for the six months ended March 31, 2019 revenues from two customers accounted for 58% and 10% of total revenues, with no other single customer accounting for more than 10% of revenues. At March 31, 2019, accounts receivable from two customers accounted for 55% and 11% of total accounts receivable, with no other single customer accounting for more than 10% of the accounts receivable balance. For the three months ended March 31, 2018, revenues from three customers accounted for 40%, 15% and 14% of total revenues, and for the six months ended March 31, 2018 revenues from two customers accounted for 33% and 16% of total revenues, with no other single customer accounting for more than 10% of revenues. At March 31, 2018, accounts receivable from one customer accounted for 56% of total accounts receivable, with no other single customer accounting for more than 10% of the accounts receivable balance. The following table summarizes revenues by geographic region. Revenues are attributed to countries based on customer’s delivery location.
|  | Three months ended March 31, |  |  | Six months ended March 31, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Americas |  | $ | 9,048,167 |  |  | $ | 5,051,072 |  |  | $ | 17,769,488 |  |  | $ | 11,104,110 |
Asia Pacific |  |  | 506,968 |  |  |  | 2,255,856 |  |  |  | 1,146,024 |  |  |  | 3,277,762 |
Europe, Middle East and Africa |  |  | 636,556 |  |  |  | 561,520 |  |  |  | 1,453,738 |  |  |  | 1,115,143 |
Total Revenues |  | $ | 10,191,691 |  |  | $ | 7,868,448 |  |  | $ | 20,369,250 |  |  | $ | 15,497,015 |

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- Definition The entire disclosure for any concentrations existing at the date of the financial statements that make an entity vulnerable to a reasonably possible, near-term, severe impact. This disclosure informs financial statement users about the general nature of the risk associated with the concentration, and may indicate the percentage of concentration risk as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -URI http://asc.fasb.org/topic&trid=2134479 + Details
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