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COMPONENTS OF THE COMPANY'S CONDENSED CONSOLIDATED BALANCE SHEETS Intangible Assets (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Schedule of Intangible Assets [Table] [Line Items] |  |
Intangible Assets, Gross | $ 57,847 | $ 61,177
Finite-Lived Intangible Assets, Accumulated Amortization | (42,099) | (44,312)
Total | 15,748 | 16,865
Finite-Lived Intangible Assets, Net | 14,487 |
Developed technology |  |
Schedule of Intangible Assets [Table] [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 37,960 | 37,960
Finite-Lived Intangible Assets, Accumulated Amortization | (26,730) | (25,933)
Finite-Lived Intangible Assets, Net | 11,230 | 12,027
Customer relationships |  |
Schedule of Intangible Assets [Table] [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 16,700 | 20,030
Finite-Lived Intangible Assets, Accumulated Amortization | (15,025) | (18,098)
Finite-Lived Intangible Assets, Net | 1,675 | 1,932
Technology licenses |  |
Schedule of Intangible Assets [Table] [Line Items] |  |
Finite-Lived Intangible Assets, Gross | 1,926 | 1,926
Finite-Lived Intangible Assets, Accumulated Amortization | (344) | (281)
Finite-Lived Intangible Assets, Net | 1,582 | 1,645
Internet Domain Names [Member] |  |
Schedule of Intangible Assets [Table] [Line Items] |  |
Indefinite-Lived Intangible Assets | $ 1,261 | $ 1,261

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