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Note 9 - Agreements (Tables)
9 Months Ended
Sep. 30, 2022
Notes Tables  
Collaborative Arrangement and Arrangement Other than Collaborative [Table Text Block]
  

As of and for the three months ended September 30,

  

As of and for the nine months ended September 30,

 
  

2022

  

2021

  

2022

  

2021

 

Wet distiller's grains sales

 $13,003  $8,919  $39,669  $30,584 

Corn oil sales

  2,917   1,515   8,067   4,252 

Corn purchases

  53,063   39,058   151,425   119,217 

Accounts receivable

  106   88   106   88 

Accounts payable

  540   307   540   307