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Note 18 - Accumulated Other Comprehensive Income (Loss) (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
Balance as of December 31, 2020 |  | $ | 869 |
Foreign currency translation adjustment |  |  | (82 | )
Balance as of December 31, 2021 |  | $ | 787 |
Reclassification of currency translation related to equity method of RTC Canada |  |  | (601 | )
Foreign currency translation adjustment |  |  | (4,316 | )
Balance as of December 31, 2022 |  |  | (4,130 | )

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