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Note 6 - Hedging Program and Derivatives (Tables)
9 Months Ended
Sep. 30, 2022
Notes Tables  
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

Fair Value of Derivative Contracts as December 31, 2021

 
  

Asset Derivatives

 

Liability Derivatives

 

Derivatives not designated as hedging instruments

 

Balance Sheet Location

 

Fair Value

 

Balance Sheet Location

 

Fair Value

 

Commodity price derivatives

 

Derivatives – current

 $- 

Derivatives – current

 $442 

Commodity price derivatives

 

Derivatives – long-term

  - 

Derivatives – long-term

  - 
    $-   $442