v3.25.2
Note 8 - Share-based Compensation - Restricted Stock Activity (Details) - Restricted Stock Units (RSUs) [Member]
 6 Months Ended
Jun. 30, 2025
$ / shares
shares
Unvested, number of units (in shares) | shares 801,525
Unvested, weighted average grant-date fair value (in dollars per share) | $ / shares $ 20.72
Granted, number of units (in shares) | shares 419,101
Granted, weighted average grant-date fair value (in dollars per share) | $ / shares $ 2.72
Vested and delivered, number of units (in shares) | shares (317,830)
Vested and delivered, weighted average grant-date fair value (in dollars per share) | $ / shares $ 0
Withheld as treasury stock (1), number of units (in shares) | shares 0 [1]
Withheld as treasury stock (1), weighted average grant-date fair value (in dollars per share) | $ / shares $ 0 [1]
Vested not delivered (2), number of units (in shares) | shares (398) [2]
Vested not delivered (2), weighted average grant-date fair value (in dollars per share) | $ / shares $ 8.77 [2]
Forfeited, number of units (in shares) | shares (66,005)
Forfeited, weighted average grant-date fair value (in dollars per share) | $ / shares $ 4.25
Unvested, number of units (in shares) | shares (836,393)
Unvested, weighted average grant-date fair value (in dollars per share) | $ / shares $ 24.68
[1] As discussed in Note 7, Equity, the treasury stock was related to shares withheld to cover statutory withholding taxes upon the delivery of shares following the vesting of RSUs. As of June 30, 2025, there were 768,595 outstanding shares of treasury stock.
[2] Vested not delivered represents vested RSUs with delivery deferred to a future time. For the six months ended June 30, 2025, there was a change in the vested not delivered balance due to a net 398 shares that were deferred due to timing of delivery of certain shares, of which no shares had elected deferred delivery. As of June 30, 2025, 286,497 outstanding RSUs were vested not delivered.