Note 11 - Stockholders' Equity - Stock-based Compensation Plan Activity (Details) |
3 Months Ended |
|---|---|
|
Mar. 31, 2024
shares
| |
| Number of shares available for grant (in shares) | 1,420,454 |
| Balances, RSUs (in shares) | 8,654,491 |
| Granted, available for grant (in shares) | (111,522) |
| Granted, RSUs (in shares) | 111,522 |
| Exercised/ Released, RSUs (in shares) | (1,095,855) |
| Forfeited, available for grant (in shares) | 138,674 |
| Forfeited, RSUs (in shares) | (138,674) |
| Returned to Plan, available for grant (in shares) | 456,646 |
| Returned to Plan, RSUs (in shares) | 0 |
| Number of shares available for grant (in shares) | 1,904,252 |
| Balances, RSUs (in shares) | 7,531,484 |
| X | ||||||||||
- Definition The number of equity instruments other than options returned to plan under share based payment arrangement. No definition available.
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| X | ||||||||||
- Definition Number of shares forfeited under share-based payment arrangement. No definition available.
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| X | ||||||||||
- Definition The number of shares returned to plan under share-based payment award. No definition available.
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| X | ||||||||||
- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| 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 Gross number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of shares issued under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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