Note 9 - Common Stock and Stock-based Compensation Plans - Equity-based Compensation Expense Included in Interim Condensed Consolidated Statements of Income 2 (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Total equity-based compensation expense | $ 5,372 | $ 4,323 |
| Location, Statement of Income, Balance [Axis]: us-gaap:CostOfRevenue | ||
| Total equity-based compensation expense | 182 | 159 |
| Location, Statement of Income, Balance [Axis]: us-gaap:GeneralAndAdministrativeExpense | ||
| Total equity-based compensation expense | 1,610 | 1,132 |
| Location, Statement of Income, Balance [Axis]: us-gaap:ResearchAndDevelopmentExpense | ||
| Total equity-based compensation expense | 2,863 | 2,466 |
| Location, Statement of Income, Balance [Axis]: us-gaap:SellingAndMarketingExpense | ||
| Total equity-based compensation expense | $ 717 | $ 566 |