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Note 4 - Receivables and Allowance for Credit Losses - Summary of Allowance for Doubtful Accounts (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Allowance - beginning of period $ 727 $ 733
Provision (Adjustment) for expected credit losses (51) (6)
Amounts written off against the allowance (16) (1)
Allowance - end of period $ 660 $ 726