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Note 5 - Accumulated Other Comprehensive Loss - Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Balance |  | $ 43,650 | $ 44,583 | $ 44,841 | $ 46,200
Balance |  | 44,088 | 44,832 | 44,088 | 44,832
AOCI Attributable to Parent [Member] |  |  |  |  |
Balance |  | (1,690) | (1,896) | (1,728) | (1,604)
Foreign currency translation adjustments (1) | [1] | (122) | (155) | (84) | (447)
Balance |  | $ (1,812) | $ (2,051) | $ (1,812) | $ (2,051)
[1] | In all periods presented, there were no tax impacts related to rate changes and no amounts were reclassified to earnings.

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