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Note 8 - Intangible Assets, Net (Tables) | 12 Months Ended
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Dec. 31, 2019
Notes Tables |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
(In thousands) |  | Amortization period (years) |  |  | December 31, 2019 |  |  | December 31, 2018 |
Gross amount: |  |  |  |  |  |  |  |  |  |  |  |
Software developed for internal use |  |  | 3 |  |  | $ | 4,866 |  |  | $ | 3,037 |
Acquired proprietary technology |  |  | 4-5 |  |  |  | 13,661 |  |  |  | 11,459 |
Customer relationships |  |  | 6-10 |  |  |  | 37,286 |  |  |  | 34,986 |
Trade names |  |  | 4-20 |  |  |  | 16,657 |  |  |  | 16,357 |
Domain names |  |  | 20 |  |  |  | 191 |  |  |  | 191 |
Databases |  |  | 5-10 |  |  |  | 31,292 |  |  |  | 31,292 |
Non-competition agreements |  |  | 2-5 |  |  |  | 1,768 |  |  |  | 1,768 |
|  |  |  |  |  |  | 105,721 |  |  |  | 99,090 |
Accumulated amortization: |  |  |  |  |  |  |  |  |  |  |  |
Software developed for internal use |  |  |  |  |  |  | (1,995 | ) |  |  | (1,282 | )
Acquired proprietary technology |  |  |  |  |  |  | (9,516 | ) |  |  | (6,987 | )
Customer relationships |  |  |  |  |  |  | (19,396 | ) |  |  | (14,417 | )
Trade names |  |  |  |  |  |  | (3,359 | ) |  |  | (2,504 | )
Domain names |  |  |  |  |  |  | (39 | ) |  |  | (29 | )
Databases |  |  |  |  |  |  | (14,182 | ) |  |  | (10,573 | )
Non-competition agreements |  |  |  |  |  |  | (1,631 | ) |  |  | (1,486 | )
|  |  |  |  |  |  | (50,118 | ) |  |  | (37,278 | )
Net intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Software developed for internal use |  |  |  |  |  |  | 2,871 |  |  |  | 1,755 |
Acquired proprietary technology |  |  |  |  |  |  | 4,145 |  |  |  | 4,472 |
Customer relationships |  |  |  |  |  |  | 17,890 |  |  |  | 20,569 |
Trade names |  |  |  |  |  |  | 13,298 |  |  |  | 13,853 |
Domain names |  |  |  |  |  |  | 152 |  |  |  | 162 |
Databases |  |  |  |  |  |  | 17,110 |  |  |  | 20,719 |
Non-competition agreements |  |  |  |  |  |  | 137 |  |  |  | 282 |
|  |  |  |  |  | $ | 55,603 |  |  | $ | 61,812 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
(In thousands) |  |  |  |
Year |  | December 31, 2019 |
2020 |  | $ | 13,698 |
2021 |  |  | 10,885 |
2022 |  |  | 9,521 |
2023 |  |  | 4,718 |
2024 |  |  | 4,350 |
2025 and thereafter |  |  | 12,431 |
Total |  | $ | 55,603 |

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