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FINANCIAL INSTRUMENTS AND FINANCIAL RISK MANAGEMENT (Details) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Financial instruments |  |  |
Percentage of currency stronger against the NIS | 5.00% | 5.00% | 5.00%
Additional expense that would have been recognized | $ 3,000 | $ 12,000 | $ 58,000
Fair value of borrowing | 94,000,000 |  |
Payable in respect of intangible assets purchase balances | $ 26,600,000 |  |
Maximum |  |  |
Financial instruments |  |  |
Maturity periods for cash balances in highly-rated bank deposits | 1 year |  |
Portfolio invested in a single bond issuer (as a percent) | 10.00% |  |
Interest rate risk [member] | Floating rate | Minimum |  |  |
Financial instruments |  |  |
Spread rate | 1.75% |  |
Interest rate risk [member] | Fixed rate |  |  |
Financial instruments |  |  |
Borrowings, interest rate | 8.20% |  |
Interest rate risk [member] | Fixed rate | Period for trailing four quarters ending March 31, 2021 |  |  |
Financial instruments |  |  |
Borrowings, interest rate | 6.70% |  |

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