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Note 6 - Revenue (Tables)
9 Months Ended
Sep. 30, 2023
Notes Tables  
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]
  

September 30,

  

December 31,

  

September 30,

 

($ in thousands)

 

2023

  

2022

  

2022

 

Contract liabilities

 $2,990  $-  $- 
Revenue, Initial Application Period, Cumulative Effect Transition [Table Text Block]

($ in thousands)

 

Contract liabilities

 

Balance, December 31, 2022

  - 

Non-cancelable contracts with customers entered into during the period

 $2,990 

Revenue recognized related to non-cancelable contracts with customers during the period

  - 

Balance, September 30, 2023

 $2,990