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Note 20 - Accumulated Other Comprehensive Loss (Tables) | 12 Months Ended
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Dec. 31, 2023
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  | December 31, |
|  | 2023 |  |  | 2022 |
Foreign currency translation adjustment, net of taxes of ($276) at December 31, 2023 and ($369) at December 31, 2022 |  | $ | (16,423 | ) |  | $ | (23,107 | )
Unrealized holding gains on interest rate swap cash flow hedge, net of taxes of $0 at December 31, 2023 and $0 at December 31, 2022 |  |  | 3,960 |  |  |  | 5,539 |
Unrealized holding gains on marketable securities, net of taxes of ($7) at December 31, 2023 and ($7) at December 31, 2022 |  |  | 19 |  |  |  | 18 |
Unfunded SERP liability, net of taxes of $718 at December 31, 2023 and $879 at December 31, 2022 |  |  | 407 |  |  |  | 1,004 |
Accumulated other comprehensive loss |  | $ | (12,037 | ) |  | $ | (16,546 | )
Schedule of Changes in Accumulated Other Comprehensive Income (Loss) by Component [Table Text Block] |
|  | Foreign Currency Translation Adjustment |  |  | Unrealized Gains (Losses) on Interest Rate Swap Cash Flow Hedge |  |  | Unrealized Holding Gains (Losses) on Marketable Securities |  |  | Unfunded SERP Liability |  |  |  | Total |
Balance at January 1, 2022 |  | $ | (14,911 | ) |  | $ | (116 | ) |  | $ | 29 |  |  | $ | (3,865 | ) |  |  | $ | (18,863 | )
Other comprehensive income (loss) before reclassifications |  |  | (7,391 | ) |  |  | 5,655 |  |  |  | (11 | ) |  |  | 5,119 |  |  |  |  | 3,372 |
Amounts reclassified from accumulated other comprehensive income (loss) |  |  | (805 | ) |  |  | - |  |  |  | - |  |  |  | (250 | ) | (a) |  |  | (1,055 | )
Net current period other comprehensive income (loss) |  |  | (8,196 | ) |  |  | 5,655 |  |  |  | (11 | ) |  |  | 4,869 |  |  |  |  | 2,317 |
Balance at December 31, 2022 |  |  | (23,107 | ) |  |  | 5,539 |  |  |  | 18 |  |  |  | 1,004 |  |  |  |  | (16,546 | )
Other comprehensive income (loss) before reclassifications |  |  | 7,221 |  |  |  | (1,579 | ) |  |  | 1 |  |  |  | (542 | ) |  |  |  | 5,101 |
Amounts reclassified from accumulated other comprehensive income (loss) |  |  | (537 | ) |  |  | - |  |  |  | - |  |  |  | (55 | ) | (a) |  |  | (592 | )
Net current period other comprehensive income (loss) |  |  | 6,684 |  |  |  | (1,579 | ) |  |  | 1 |  |  |  | (597 | ) |  |  |  | 4,509 |
Balance at December 31, 2023 |  | $ | (16,423 | ) |  | $ | 3,960 |  |  | $ | 19 |  |  | $ | 407 |  |  |  | $ | (12,037 | )

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