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FAIR VALUE MEASUREMENT (Tables) | 6 Months Ended
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Jun. 30, 2018
Fair Value Disclosures [Abstract] |
Fair Value Measurement | The table below sets forth the Company’s assets and liabilities measured at fair value by level within the fair value hierarchy. Assets and liabilities are classified in their entirety based on the lowest level of input that is significant to the fair value measurement.
Description |  | June 30, 2018 (unaudited) |  |  | Level I (unaudited) |  |  | Level II (unaudited) |  |  | Level III (unaudited) |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Marketable securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Certificate of deposits |  | $ | 747 |  |  | $ | — |  |  | $ | 747 |  |  | $ | — |
Government bonds |  |  | 489 |  |  |  | — |  |  |  | 489 |  |  |  | — |
Corporate bonds |  |  | 81,210 |  |  |  | — |  |  |  | 81,210 |  |  |  | — |
Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign exchange contracts |  |  | 84 |  |  |  | — |  |  |  | 84 |  |  |  | — |
Description |  | December 31, 2017 |  |  | Level I |  |  | Level II |  |  | Level III |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Marketable securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Certificate of deposits |  | $ | 747 |  |  | $ | — |  |  | $ | 747 |  |  | $ | — |
Government bonds |  |  | 495 |  |  |  | — |  |  |  | 495 |  |  |  | — |
Corporate bonds |  |  | 81,422 |  |  |  | — |  |  |  | 81,422 |  |  |  | — |

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19190-110258 + Details
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