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Note 14 - Share-based Compensation (Tables)
6 Months Ended
Dec. 31, 2020
Notes Tables  
Schedule of Share-based Payment Award, Performance Stock Units, Valuation Assumptions [Table Text Block]
  

FY 2021

  

FY 2020

 

Volatility

  56.0%  30.5%

Risk-free rate of return

  0.14%  1.72%

Dividend yield

  3.26%  3.97%