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Note 6 - Intangible Assets, Net (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
(In thousands) |  | Amortization period (years) |  |  | December 31, 2022 |  |  | December 31, 2021 |
Gross amount: |  |  |  |  |  |  |  |  |  |  |  |
Software developed for internal use |  |  | 3 |  |  | $ | 13,740 |  |  | $ | 9,552 |
Acquired proprietary technology |  |  | 3 - 5 |  |  |  | 15,965 |  |  |  | 14,844 |
Customer relationships |  |  | 5 - 10 |  |  |  | 38,068 |  |  |  | 37,886 |
Trade names |  |  | 4 - 20 |  |  |  | 16,657 |  |  |  | 16,657 |
Domain names |  |  | 20 |  |  |  | 195 |  |  |  | 191 |
Databases |  |  | 5 - 10 |  |  |  | 31,292 |  |  |  | 31,292 |
Non-competition agreements |  |  | 2 - 5 |  |  |  | 1,768 |  |  |  | 1,768 |
|  |  |  |  |  |  | 117,685 |  |  |  | 112,190 |
Accumulated amortization: |  |  |  |  |  |  |  |  |  |  |  |
Software developed for internal use |  |  |  |  |  |  | (8,097 | ) |  |  | (5,263 | )
Acquired proprietary technology |  |  |  |  |  |  | (14,305 | ) |  |  | (13,402 | )
Customer relationships |  |  |  |  |  |  | (35,156 | ) |  |  | (29,948 | )
Trade names |  |  |  |  |  |  | (6,038 | ) |  |  | (5,145 | )
Domain names |  |  |  |  |  |  | (68 | ) |  |  | (58 | )
Databases |  |  |  |  |  |  | (23,508 | ) |  |  | (20,859 | )
Non-competition agreements |  |  |  |  |  |  | (1,768 | ) |  |  | (1,768 | )
|  |  |  |  |  |  | (88,940 | ) |  |  | (76,443 | )
Net intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Software developed for internal use |  |  |  |  |  |  | 5,643 |  |  |  | 4,289 |
Acquired proprietary technology |  |  |  |  |  |  | 1,660 |  |  |  | 1,442 |
Customer relationships |  |  |  |  |  |  | 2,912 |  |  |  | 7,938 |
Trade names |  |  |  |  |  |  | 10,619 |  |  |  | 11,512 |
Domain names |  |  |  |  |  |  | 127 |  |  |  | 133 |
Databases |  |  |  |  |  |  | 7,784 |  |  |  | 10,433 |
|  |  |  |  |  | $ | 28,745 |  |  | $ | 35,747 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
(In thousands) |  |  |  |
Year |  | December 31, 2022 |
2023 |  | $ | 8,837 |
2024 |  |  | 6,644 |
2025 |  |  | 4,589 |
2026 |  |  | 1,277 |
2027 |  |  | 828 |
2028 and thereafter |  |  | 6,570 |
Total |  | $ | 28,745 |

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