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Note 5 - Investment in Equity-method Investee (Tables)
6 Months Ended
Jun. 30, 2022
Notes Tables  
Equity Method Investments [Table Text Block]
   

Three Months Ended June 30,

   

Six months ended June 30,

 
   

2021

   

2021

 

Net margin

  $ 6     $ 61  

Net (loss) income

  $ (17 )   $ 12  

Net (loss) income attributable to our equity investment investee

  $ (11 )   $ 8