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Note 18 - Capital Stock (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule of Stock by Class [Table Text Block]
  

Subordinate Voting Shares

  

Multiple Voting Shares

  

Total Common Shares

 
  

Number

  

Amount

  

Number

  

Amount

  

Number

  

Amount

 
                         

Balances as at:

                        

December 31, 2020

  38,863,742   457,620   1,325,694   373   40,189,436   457,993 

December 31, 2021

  42,729,050   851,794   1,325,694   373   44,054,744   852,167