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Note 12 - Accounts Payable and Accrued Liabilities (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
  

March 31,

  

December 31,

 
  

2022

  

2021

 

Accounts payable – trade

 $90,760  $84,952 

Payroll, vacation and other employee benefits

  30,629   42,671 

Accruals for goods received not invoiced

  14,940   18,666 

Other accrued liabilities

  65,695   66,863 

Total

 $202,024  $213,152