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NOTE 5 - GOODWILL AND OTHER INTANGIBLE ASSETS (Tables) | 9 Months Ended
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Sep. 30, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill [Table Text Block] | The following table summarizes the changes in our goodwill:
Balance at December 31, 2017 |  | $ | 77,348 |
Goodwill recognized upon acquisitions |  |  | 31,632 |
Adjustments to Goodwill associated with acquisitions |  |  | (1,490 | )
Foreign exchange adjustment to goodwill |  |  | 67 |
Balance at September 30, 2018 |  | $ | 107,557 |
Schedule of Finite-Lived Intangible Assets [Table Text Block] | The gross carrying amount and accumulated amortization of our intangible assets as of September 30, 2018 and December 31, 2017 are as follows:
|  |  |  |  |  | September 30, 2018 |
Intangible Assets |  | Weighted Average Amortization Period (in Years) |  |  | Gross |  |  | Accumulated Amortization |  |  | Net |
Developed Technology |  |  | 6.0 |  |  | $ | 14,849 |  |  | $ | (6,513 | ) |  | $ | 8,336 |
Customer Relationships |  |  | 7.4 |  |  |  | 81,030 |  |  |  | (18,252 | ) |  |  | 62,778 |
Reseller Relationships |  |  | 7.0 |  |  |  | 853 |  |  |  | (853 | ) |  |  | - |
Trade Names |  |  | 9.9 |  |  |  | 5,199 |  |  |  | (1,142 | ) |  |  | 4,057 |
Noncompete |  |  | 5.1 |  |  |  | 1,022 |  |  |  | (370 | ) |  |  | 652 |
|  |  | 7.3 |  |  | $ | 102,953 |  |  | $ | (27,130 | ) |  | $ | 75,823 |
|  |  |  |  |  | December 31, 2017 |
Intangible Assets |  | Weighted Average Amortization Period (in Years) |  |  | Gross |  |  | Accumulated Amortization |  |  | Net |
Developed Technology |  |  | 6.7 |  |  | $ | 11,925 |  |  | $ | (5,010 | ) |  | $ | 6,915 |
Customer Relationships |  |  | 9.5 |  |  |  | 37,096 |  |  |  | (13,142 | ) |  |  | 23,954 |
Reseller Relationships |  |  | 7.0 |  |  |  | 853 |  |  |  | (761 | ) |  |  | 92 |
Trade Names |  |  | 10.4 |  |  |  | 2,915 |  |  |  | (884 | ) |  |  | 2,031 |
Noncompete Agreements |  |  | 6.1 |  |  |  | 692 |  |  |  | (130 | ) |  |  | 562 |
|  |  | 8.8 |  |  | $ | 53,481 |  |  | $ | (19,927 | ) |  | $ | 33,554 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] | The following table summarizes the future estimated amortization expense relating to our intangible assets as of September 30, 2018:
Calendar Years |  |  |  |
2018 (October to December) |  | $ | 2,838 |
2019 |  |  | 10,835 |
2020 |  |  | 9,999 |
2021 |  |  | 9,533 |
2022 |  |  | 9,207 |
2023 |  |  | 8,009 |
Thereafter |  |  | 24,417 |
Total |  | $ | 74,838 |
Developed Technology not yet in service |  |  | 985 |
Net Intangible Assets |  | $ | 75,823 |

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