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PURCHASED INTANGIBLE ASSETS (Tables) | 6 Months Ended
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Jun. 30, 2019
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of details of purchased intangible assets, other than goodwill | Our purchased intangible assets consisted of the following as of June 30, 2019:
| Gross |  | Accumulated Amortization |  | Net
Core technology | $ | 18,803 |  |  | $ | (11,428 | ) |  | $ | 7,375 |
Customer relationships | 36,725 |  |  | (36,725 | ) |  | — |
Trademarks / Trade names | 2,017 |  |  | (2,017 | ) |  | — |
Total intangible assets | $ | 57,545 |  |  | $ | (50,170 | ) |  | $ | 7,375 |
Our purchased intangible assets consisted of the following as of December 31, 2018:
| Gross |  | Accumulated Amortization |  | Net
Core technology | $ | 18,916 |  |  | $ | (10,866 | ) |  | $ | 8,050 |
Customer relationships | 37,122 |  |  | (36,583 | ) |  | 539 |
Trademarks / Trade names | 2,031 |  |  | (2,031 | ) |  | — |
Total intangible assets | $ | 58,069 |  |  | $ | (49,480 | ) |  | $ | 8,589 |

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- Definition Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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