Note 14 - Stock-based Compensation - Summary of RSU Activity (Details) - shares |
12 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|
Nov. 30, 2022 |
Nov. 30, 2021 |
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| Forfeited, non-options (in shares) | (26,000) | (100,002) | ||||||
| Restricted Stock Units (RSUs) [Member] | ||||||||
| Outstanding, non-options (in shares) | 1,594,120 | [1] | 1,573,500 | |||||
| Granted, non-options (in shares) | 536,805 | 174,493 | ||||||
| Vested, non-options (in shares) | (62,500) | |||||||
| Forfeited, non-options (in shares) | (25,000) | (91,373) | ||||||
| Settled, non-options (in shares) | (12,266) | |||||||
| Cancelled, non-options (in shares) | (778,750) | |||||||
| Outstanding, non-options (in shares) | 1,314,909 | [2] | 1,594,120 | [1] | ||||
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| X | ||||||||||
- Definition The number of equity instruments settled under share based compensation arrangement. No definition available.
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| X | ||||||||||
- Definition Number of shares under non-option equity instrument agreements for which rights to exercise lapsed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Net number of non-option equity instruments granted to participants. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of equity instruments other than options outstanding, including both vested and non-vested instruments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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