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Note 3 - Revenues - Allowance for Doubtful Accounts (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Balance, beginning of period $ 215 $ 160
Provision for expected credit losses 31 1
Charge-offs and other (5) (34)
Balance, end of period $ 241 $ 127