v3.26.1
Note 7 - Stockholders' Equity - Summary of RSU Transactions (Details) - Restricted Stock Units (RSUs) [Member]
 6 Months Ended
Jun. 30, 2026
$ / shares
shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Non-vested, shares (in shares) | shares 296,285
Non-vested outstanding, weighted average grant date fair value (in dollars per share) | $ / shares $ 89.73
Granted, shares (in shares) | shares 184,609
Granted, weighted average grant date fair value (in dollars per share) | $ / shares $ 120.3
Released, shares (in shares) | shares (130,338)
Released, weighted average grant date fair value (in dollars per share) | $ / shares $ 79.77
Forfeited, shares (in shares) | shares (9,606)
Forfeited, weighted average grant date fair value (in dollars per share) | $ / shares $ 106.51
Non-vested, shares (in shares) | shares 340,950
Non-vested outstanding, weighted average grant date fair value (in dollars per share) | $ / shares $ 109.62