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Note 3 - Revenues - Allowance for Doubtful Accounts (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2024
Balance, beginning of period $ 191 $ 160
Provision for expected credit losses 9 13
Charge-offs and other (56) 1
Balance, end of period $ 144 $ 174