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Note 13 - Accumulated Other Comprehensive Loss - Changes in Accumulated Other Comprehensive Loss by Component (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Balance |  | $ 262,346 | $ 208,743
Other comprehensive income |  | 1,118 | 1,829
Balance |  | 278,063 | 215,356
Accumulated Foreign Currency Adjustment Attributable to Parent [Member] |  |  |
Balance |  | (23,107) |
Other comprehensive (loss) income before reclassifications |  | 1,617 |
Amount reclassified from accumulated other comprehensive loss |  | 381 |
Other comprehensive income |  | 1,998 |
Balance |  | (21,109) |
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] |  |  |
Balance |  | 5,539 |
Other comprehensive (loss) income before reclassifications |  | (408) |
Amount reclassified from accumulated other comprehensive loss |  | (486) |
Other comprehensive income |  | (894) |
Balance |  | 4,645 |
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member] |  |  |
Balance |  | 18 |
Other comprehensive (loss) income before reclassifications |  | 1 |
Amount reclassified from accumulated other comprehensive loss |  | 0 |
Other comprehensive income |  | 1 |
Balance |  | 19 |
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] |  |  |
Balance |  | 1,004 |
Other comprehensive (loss) income before reclassifications |  | (1) |
Amount reclassified from accumulated other comprehensive loss | [1] | 14 |
Other comprehensive income |  | 13 |
Balance |  | 1,017 |
AOCI Attributable to Parent [Member] |  |  |
Balance |  | (16,546) | (18,863)
Other comprehensive (loss) income before reclassifications |  | 1,209 |
Amount reclassified from accumulated other comprehensive loss |  | (91) |
Other comprehensive income |  | 1,118 |
Balance |  | $ (15,428) | $ (17,034)
[1] | This reclassification relates to the amortization of prior service costs and gains/losses associated with the Company's SERP Plan. This expense is reflected in other income (expense), net on the accompanying condensed consolidated statements of operations.

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