Note 4 - Summary of Significant Accounting Policies - Allowance for Credit Loss (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Balance as of beginning of the period | $ 5,036 | $ 4,834 | $ 5,137 | $ 4,817 |
| Balance | 1,983 | 1,889 | 1,989 | 1,513 |
| Provision for/(reverse of) credit loss during the period | 0 | 298 | (180) | 309 |
| Provision for/(reverse of) credit loss during the period | 8 | 1 | 3 | 377 |
| Written off during the period | 0 | 0 | 0 | 0 |
| Written off during the period | 0 | 0 | (1) | 0 |
| Exchange translation adjustments | 75 | 13 | 154 | 19 |
| Balance as of end of the period | 1,991 | 1,890 | 1,991 | 1,890 |
| Balance as of end of the period | $ 5,111 | $ 5,145 | $ 5,111 | $ 5,145 |
| X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of increase (decrease) in allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of direct write-downs of accounts receivable charged against the allowance. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of writeoff of financing receivable, charged against allowance for credit loss. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of credit loss expense (reversal of expense) for financing receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|