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Note 6 - Leases (Tables)
9 Months Ended
Sep. 30, 2023
Notes Tables  
Lease, Cost [Table Text Block]
   

Three Months Ended September 30,

   

Nine Months Ended September 30,

 

(in thousands)

 

2023

   

2022

   

2023

   

2022

 

Operating lease cost

  $ 491     $ 486     $ 1,517     $ 1,483  

Short-term lease cost

    19       58       150       180  

Sublease income

    (25 )     (25 )     (76 )     (76 )

Total lease cost

  $ 485     $ 519     $ 1,591     $ 1,587  
Supplemental Cash Flow Information Related to Operating Leases [Table Text Block]
   

Nine Months Ended September 30,

 

(in thousands)

 

2023

   

2022

 

Cash paid for amounts included in the measurement of lease liabilities

  $ 1,764     $ 1,759  

Right-of-use assets obtained in exchange for lease obligations

    277       248  
Supplemental Balance Sheet Informaton Related to Operating Leases [Table Text Block]

(in thousands)

 

September 30, 2023

   

December 31, 2022

 

Operating lease right-of-use assets

  $ 5,061     $ 5,816  
                 

Current portion, operating lease liabilities

  $ 2,125     $ 2,135  

Operating lease liabilities, long-term

    4,418       5,282  

Total operating lease liabilities

  $ 6,543     $ 7,417  
                 

Weighted average remaining lease term (years)

    5.8       6.2  

Weighted average discount rate

    9.4 %     9.4 %
Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]

Year Ending December 31,

       

(in thousands)

       

2023 (remainder of the year)

  $ 550  

2024

    1,909  

2025

    1,155  

2026

    1,052  

2027

    1,046  

Thereafter

    2,963  

Total lease payments

    8,675  

Less imputed interest

    (2,132 )

Total operating lease liabilities

  $ 6,543