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Note 7 - Leases - Supplemental Balance Sheet Information Related to Operating Leases (Details) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Operating lease right-of-use assets $ 4,359 $ 4,773
Current portion, operating lease liabilities 1,197 1,416
Operating lease liabilities, long-term 4,557 4,794
Total operating lease liabilities $ 5,754 $ 6,210
Weighted average remaining lease term (years) (Year) 6 years  
Weighted average discount rate 9.50%