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GOODWILL AND INTANGIBLE ASSETS (Details - Balance Sheet) - USD ($) $ in Thousands | 6 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Jun. 30, 2019 | Jan. 10, 2019 | Dec. 31, 2018 | Oct. 31, 2018 | Jun. 11, 2018
Goodwill [Roll Forward] |  |  |  |  |
Goodwill | $ 903,072 |  | $ 831,435 |  |
Accumulated impairment losses | (483,088) |  | (483,088) |  |
Net goodwill | 419,984 |  | 348,347 |  |
Intangible Assets, Net (Including Goodwill) [Abstract] |  |  |  |  |
Intangible assets with indefinite lives | 10,142 |  | 10,142 |  |
Intangible assets with definite lives, net | 199,450 |  | 195,557 |  |
Total intangible assets, net | 209,592 |  | $ 205,699 |  |
Ovation |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Increase to goodwill due to acquisitions | 20 |  |  |  |
Impairment losses during period related to goodwill | 0 |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |
Net goodwill | 11,280 |  |  |  | $ 11,300
QuoteWizard |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Increase to goodwill due to acquisitions | 173 |  |  |  |
Impairment losses during period related to goodwill | 0 |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |
Net goodwill | 183,036 |  |  | $ 183,000 |
ValuePenguin |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Increase to goodwill due to acquisitions | 71,444 |  |  |  |
Impairment losses during period related to goodwill | 0 |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |
Net goodwill | $ 71,444 | $ 71,400 |  |  |

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