XML 40 R30.htm IDEA: XBRL DOCUMENT v3.23.2
Note 12 - Stock-based Compensation (Tables)
6 Months Ended
Jun. 30, 2023
Notes Tables  
Share-Based Payment Arrangement, Option, Activity [Table Text Block]
  

Number of Shares

  

Weighted Average Exercise Price

  

Weighted Average of Remaining Contractual Life (in years)

  

Aggregate Intrinsic Value

 

Outstanding at December 31, 2022

  802,163  $12.23         

Issued

    $         

Exercised

  (6,418) $9.22         

Expired/Forfeited

  (999) $15.30         

Outstanding at June 30, 2023

  794,746  $12.25   1.1  $23,654,540 

Exercisable at June 30, 2023

  685,050  $9.31   0.8  $22,402,009