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Note 4 - Revenue Recognition - Contract Asset and Contract Liabilities (Details) $ in Thousands | 12 Months Ended
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Sep. 30, 2023 USD ($)
Balance as of September 30, 2022 | $ 6,778
New performance obligations | 17,006
Recognition of revenue as a result of satisfying performance obligations | (19,788)
Effect of exchange rate on deferred revenue | 24
Balance as of September 30, 2023 | 4,020
Less: non-current portion | (551)
Current portion as of September 30, 2023 | 3,469
Customer Deposits [Member] |
Balance as of September 30, 2022 | 4,724
New performance obligations | 12,550
Recognition of revenue as a result of satisfying performance obligations | (16,510)
Effect of exchange rate on deferred revenue | 2
Balance as of September 30, 2023 | 766
Less: non-current portion | 0
Current portion as of September 30, 2023 | 766
Deferred Revenue [Member] |
Balance as of September 30, 2022 | 2,054
New performance obligations | 4,456
Recognition of revenue as a result of satisfying performance obligations | (3,278)
Effect of exchange rate on deferred revenue | 22
Balance as of September 30, 2023 | 3,254
Less: non-current portion | (551)
Current portion as of September 30, 2023 | $ 2,703

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