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Fair Value of Financial Instruments (Details) - Schedule of fair value, assets measured on recurring basis - Fair Value, Recurring [Member] - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Assets: |  |
Short-term investments | $ 60,714 | $ 67,870
Foreign currency forward exchange contracts accounted for using hedge accounting | 16 | 179
Foreign currency forward exchange contracts not accounted for using hedge accounting | 112 |
Total Assets | 60,842 | 68,049
Liabilities: |  |
Foreign currency forward exchange contracts not accounted for using hedge accounting |  | 45
Interest rate swap | 30 | 207
Total Liabilities |  | 252
Fair Value, Inputs, Level 1 [Member] |  |
Assets: |  |
Short-term investments |  |
Foreign currency forward exchange contracts accounted for using hedge accounting |  |
Foreign currency forward exchange contracts not accounted for using hedge accounting |  |
Total Assets |  |
Liabilities: |  |
Foreign currency forward exchange contracts not accounted for using hedge accounting |  |
Interest rate swap |  |
Total Liabilities |  |
Fair Value, Inputs, Level 2 [Member] |  |
Assets: |  |
Short-term investments | 60,714 | 67,870
Foreign currency forward exchange contracts accounted for using hedge accounting | 16 | 179
Foreign currency forward exchange contracts not accounted for using hedge accounting | 112 |
Total Assets | 60,842 | 68,049
Liabilities: |  |
Foreign currency forward exchange contracts not accounted for using hedge accounting |  | 45
Interest rate swap | 30 | 207
Total Liabilities |  | 252
Fair Value, Inputs, Level 3 [Member] |  |
Assets: |  |
Short-term investments |  |
Foreign currency forward exchange contracts accounted for using hedge accounting |  |
Foreign currency forward exchange contracts not accounted for using hedge accounting |  |
Total Assets |  |
Liabilities: |  |
Foreign currency forward exchange contracts not accounted for using hedge accounting |  |
Interest rate swap |  |
Total Liabilities |  |

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