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Note 13 - Earnings (Loss) Per Share (Tables)
 12 Months Ended
Dec. 31, 2020
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
Successor
  
   
August 22,
through
December 31,
2020
  
Net income (loss) attributable to common stockholders
   $
(16,429
)
Participating share-based earnings (a)
    
-
  
Basic and diluted net income (loss) attributable to common stockholders
   $
(16,429
)
         
Basic weighted average shares outstanding
    
91,629
  
Dilution attributable to stock-based compensation awards
    
-
  
Diluted weighted average shares outstanding
    
91,629