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SHARE-BASED COMPENSATION (Details 3) - yr | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
DisclosureOfRangeOfAssumptionsUsedInDeterminingFairValueOfOptionsGrantedLineItems [Line Items] |  |
Expected dividend yield | 0.00% | 0.00%
Fair value per share under options granted | CAD$0.22 - CAD$0.23 | CAD$0.21 - CAD$0.29
Minimum |  |
DisclosureOfRangeOfAssumptionsUsedInDeterminingFairValueOfOptionsGrantedLineItems [Line Items] |  |
Risk-free interest rate | 2.02% | 0.11%
Expected stock price volatility | 43.17% | 47.02%
Expected life | 3.4 | 3.4
Estimated forfeiture rate | 2.86% | 2.94%
Maximum |  |
DisclosureOfRangeOfAssumptionsUsedInDeterminingFairValueOfOptionsGrantedLineItems [Line Items] |  |
Risk-free interest rate | 2.12% | 1.44%
Expected stock price volatility | 48.39% | 47.77%
Expected life | 3.5 | 3.5
Estimated forfeiture rate | 3.01% | 4.14%

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- Definition The expected volatility of the share price used to calculate the fair value of the share options granted. Expected volatility is a measure of the amount by which a price is expected to fluctuate during a period. The measure of volatility used in option pricing models is the annualised standard deviation of the continuously compounded rates of return on the share over a period of time. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2018-01-01 -Paragraph 47 -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2018-03-01&anchor=para_47_a_i&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The option life of share options granted. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2018-01-01 -Paragraph 47 -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2018-03-01&anchor=para_47_a_i&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The description of inputs to option pricing model for share options granted that the entity does not disclose separately. [Refer: Option pricing model [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2018-01-01 -Paragraph 47 -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2018-03-01&anchor=para_47_a_i&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The implied yield currently available on zero-coupon government issues of the country in whose currency the exercise price for share options granted is expressed, with a remaining term equal to the expected term of the option being valued (based on the option's remaining contractual life and taking into account the effects of expected early exercise). [Refer: Government [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2018-01-01 -Paragraph 47 -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2018-03-01&anchor=para_47_a_i&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The percentage of an expected dividend used to calculate the fair value of share options granted. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2018-01-01 -Paragraph 47 -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2018-03-01&anchor=para_47_a_i&doctype=Standard -URIDate 2018-03-16 + Details
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