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FAIR VALUE MEASUREMENTS (Schedule of Financial Assets Measured at Fair Value on a Recurring Basis) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Available-for-sale marketable securities | $ 11,531 | $ 27,178
Foreign currency derivative contracts | 902 | (952)
Total financial net assets | 12,433 | 26,226
Level 1 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Available-for-sale marketable securities | 0 | 0
Foreign currency derivative contracts | 0 | 0
Total financial net assets | 0 | 0
Level 2 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Available-for-sale marketable securities | 11,531 | 27,178
Foreign currency derivative contracts | 902 | (952)
Total financial net assets | 12,433 | 26,226
Level 3 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Available-for-sale marketable securities | 0 | 0
Foreign currency derivative contracts | 0 | 0
Total financial net assets | $ 0 | $ 0

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