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Note 3 - Revenues - Allowance for Doubtful Accounts (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Balance, beginning of period $ 160 $ 191
Provision for expected credit losses 46 18
Charge-offs and other (29) (55)
Balance, end of period $ 177 $ 154