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Note 7 - Leases (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Lease, Cost [Table Text Block]
  

Three Months Ended March 31,

 

(in thousands)

 

2022

  

2021

 

Operating lease cost

 $504  $517 

Short-term lease cost

  64   46 

Sublease income

  (25)  (25)

Total lease cost

 $543  $538 
Supplemental Cash Flow Information Related to Operating Leases [Table Text Block]
  

Three Months Ended March 31,

 

(in thousands)

 

2022

  

2021

 

Cash paid for amounts included in the measurement of lease liabilities:

 $594  $611 

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

 $39  $- 
Supplemental Balance Sheet Informaton Related to Operating Leases [Table Text Block]
  

March 31,

  

December 31,

 

(in thousands)

 

2022

  

2021

 

Operating lease right-of-use assets

 $6,605  $6,897 
         

Current portion, operating lease liabilities

 $2,151  $2,142 

Operating lease liabilities, long-term

  6,159   6,488 

Total operating lease liabilities

 $8,310  $8,630 
         

Weighted average remaining lease term (years)

  6.5   6.7 

Weighted average discount rate

  9.3%  9.3%
Lessee, Operating Lease, Liability, Maturity [Table Text Block]

Year Ending December 31,

    

(in thousands)

    

2022 (remainder of year)

 $1,611 

2023

  2,133 

2024

  1,765 

2025

  1,019 

2026

  980 

Thereafter

  3,871 

Total lease payments

  11,379 

Less imputed interest

  (3,069

)

Total operating lease liabilities

 $8,310