XML 53 R24.htm IDEA: XBRL DOCUMENT
v3.8.0.1

STOCK OPTIONS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Statement [Line Items] |
Disclosure of number and weighted average exercise prices of share options [Table Text Block] |
|  |  | Number of |  |  | Weighted average |
|  |  | Stock options |  |  | exercise price |
|  |  |  |  |  | $ |
| DECEMBER 31, 2015 |  | 6,217,334 |  |  | 1.24 |
| Granted |  | 1,550,000 |  |  | 0.96 |
| Exercised |  | (270,666 | ) |  | 0.70 |
| Expired |  | (1,525,000 | ) |  | 2.84 |
| DECEMBER 31, 2016 |  | 5,971,668 |  |  | 0.79 |
| Exercised |  | (1,688,333 | ) |  | 0.85 |
| DECEMBER 31, 2017 |  | 4,283,335 |  |  | 0.76 |
Disclosure of number and weighted average remaining contractual life of outstanding share options [Table Text Block] |
| Stock options outstanding, |  | Number of |  |  | Weighted average |  |  | Average |
| by exercise price |  | Stock options |  |  | exercise price |  |  | remaining |
|  |  |  |  |  |  |  |  | contractual life |
|  |  |  |  |  | $ |  |  | years |
| $0.50 |  | 741,667 |  |  | 0.50 |  |  | 2.61 |
| $0.60 – 0.67 |  | 1,300,000 |  |  | 0.61 |  |  | 0.65 |
| $0.80 – 0.88 |  | 658,334 |  |  | 0.88 |  |  | 1.54 |
| 0.96 |  | 1,583,334 |  |  | 0.96 |  |  | 3.62 |
| DECEMBER 31, 2017 |  | 4,283,335 |  |  | 0.76 |  |  | 2.23 |

X
- Definition The disclosure of the number and weighted average exercise prices of share options. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2017-01-01 -Paragraph 45 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2017-03-01&anchor=para_45_b&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The disclosure of the number and weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2017-01-01 -Paragraph 45 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2017-03-01&anchor=para_45_d&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Statement [Line Items] + References No definition available. + Details
Name: | wrn_StatementLineItems
Namespace Prefix: | wrn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration