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Note 5 - Revenue Recognition - Contract Asset and Contract Liabilities (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Sep. 30, 2020
Balance | $ 4,707 |
New performance obligations | 3,721 |
Recognition of revenue as a result of satisfying performance obligations | (2,660) |
Effect of exchange rate on deferred revenue | 21 |
Balance | 5,789 |
Less: non-current portion | (275) |
Current portion | 5,514 |
Customer Deposits [Member] |  |
Balance | 3,683 |
New performance obligations | 3,476 |
Recognition of revenue as a result of satisfying performance obligations | (2,221) |
Effect of exchange rate on deferred revenue |  |
Balance | 4,938 |
Less: non-current portion |  |
Current portion | 4,938 | $ 3,683
Deferred Revenue [Member] |  |
Balance | 1,024 |
New performance obligations | 245 |
Recognition of revenue as a result of satisfying performance obligations | (439) |
Effect of exchange rate on deferred revenue | 21 |
Balance | 851 |
Less: non-current portion | (275) | (293)
Current portion | $ 576 | $ 731

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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130531-203044 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130532-203044 + Details
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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130532-203044 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130531-203044 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045 + Details
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