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Note 3 - Equity (Tables)
9 Months Ended
Mar. 31, 2022
Notes Tables  
Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

Restricted Stock Units

 

Restricted

Stock Units

  

Weighted

Average

Grant Date

Fair Value

($/share)

 
         

Outstanding at December 31, 2021

  897,731  $5.35 

Granted

  30,940   5.16 

Vested and issued

  (940

)

  5.32 

Forfeited

  (16,873

)

  5.35 

Outstanding at March 31, 2022

  910,858  $5.35 
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]

Warrants Outstanding

at March 31, 2022

  

Warrants Exercisable

at March 31, 2022

 

Range of

exercise prices

  

Number

Outstanding

  

Weighted average

remaining

contractual life

(years)

  

Weighted

average

exercise price

  

Number

exercisable

  

Weighted average

exercise price

 
$4.00   1,085,068   0.85  $4.00   1,085,068  $4.00 
$10.00   23,737   0.82  $10.00   23,737  $10.00 
     1,108,805   0.85  $4.13   1,108,805  $4.13 
Share Repurchase Program [Table Text Block]

Period (1)

 

Total Number of Shares Purchased

  

Average Price Paid Per Share

  

Total Number of Shares Purchased as Part of Publicly Announced Plans or Programs

  

Remaining Amount Available for Future Share Repurchases Under the Plans or Programs

 
                 

July 1, 2021 – September 30, 2021:

  7,600  $5.43   718,394  $12,009,609 

October 1, 2021 – December 31, 2021:

  244,552  $5.85   962,946  $10,579,912 

January 1, 2022 – March 31, 2022:

  538,376  $6.95   1,501,322  $6,838,434