LONG-TERM DEBT - Summary of Long Term Debt Reconciliation (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Long term debt	$ 5,967
Proceeds received on long-term debt	29,545	$ 6,165
Accretion of Debt	53
Repayment of long-term debt	(208)	(420)
Exchange differences	382	222
Long term debt	35,739	5,967
Current liabilities	902	898
Long-term debt	34,837	5,069
Leasing Facilities [Member]
Debt Instrument [Line Items]
Long term debt	5,967
Proceeds received on long-term debt		6,165
Repayment of long-term debt	(208)	(420)
Exchange differences	31	222
Long term debt	5,790	5,967
Current liabilities	902	898
Long-term debt	4,888	$ 5,069
Convertible Debentures [Member]
Debt Instrument [Line Items]
Proceeds received on long-term debt	29,545
Accretion of Debt	53
Exchange differences	351
Long term debt	29,949
Long-term debt	$ 29,949

Accretion of debt.

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Exchange differences adjustment to debt.

+ References

No definition available.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
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-SubTopic 210
-Section S99
-Paragraph 1
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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-Publisher FASB
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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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