Note 10 - Revenue, Deferred Revenue and Accounts Receivable - Summary of Changes in Deferred Revenue (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
May 31, 2025 |
Nov. 30, 2024 |
Mar. 31, 2025 |
|
| Deferred revenue balance, beginning of period | $ 1,808 | $ 1,936 | |
| Net additions to deferred revenue during the period | 33,249 | 66,120 | |
| Reductions in deferred revenue for revenue recognized during the period | (34,707) | (66,248) | |
| Deferred revenue balance, end of period | 350 | 1,808 | |
| Less current portion | 335 | 1,791 | $ 335 |
| Deferred revenue, non-current | $ 15 | $ 17 | $ 15 |
| X | ||||||||||
- Definition Amount of additions to obligation to transfer good or service to customer for which consideration from customer has been received or is due. No definition available.
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| X | ||||||||||
- Definition Amount of revenue recognized during period for which consideration from customer has been received or is due. No definition available.
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| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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