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INTERNATIONAL FINANCING PROGRAMS (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2018 | Dec. 31, 2017 | Dec. 31, 2020
Disclosure of detailed information about financial instruments [line items] |  |  |
Term |  | 3 years |
Tranche A [member] |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Tranche loan amount |  | $ 40,000,000 | $ 35,000,000
Tranche A [member] | Three year term loan [member] |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Tranche loan amount |  | $ 35,000,000 |
Tranche A [member] | Five year term loan [member] |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Term |  | 5 years |
Tranche loan amount |  | $ 5,000,000 |
Tranche B [member] |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Tranche loan amount | $ 93,500,000 |  |
Tranche B [member] | Year term loan [member] |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Tranche loan amount | $ 40,000,000 |  |
Tranche B [member] | Two and half year term loan [member] |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Term | 2 years 6 months |  |
Tranche loan amount | $ 53,500,000 |  |

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