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SHARE CAPITAL AND RESERVES (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Disclosure of terms and conditions of share-based payment arrangement [line items] |
Summary of the Company's Options and the Changes for the Year | A summary of the Company’s options and the changes for the year are as follows: ﻿ ﻿
﻿ |  |  |  |
﻿ | Note | Number of Options |  | Weighted Average Exercise Price (CAD$)
﻿Options outstanding at December 31, 2015 |  | 6,855,582 |  | 5.45
﻿Granted |  | 1,336,000 |  | 4.96
﻿Exercised |  | (1,516,402) |  | (4.63)
﻿Expired unexercised |  | (440,000) |  | (6.35)
﻿Options outstanding at December 31, 2016 |  | 6,235,180 |  | 4.71
﻿Mariana Resources Ltd. replacement options 1 | 7 | 2,078,248 |  | 3.41
﻿Granted |  | 795,000 |  | 5.50
﻿Exercised |  | (797,128) |  | (3.23)
﻿Expired unexercised |  | (584,983) |  | (15.29)
﻿Options outstanding at December 31, 2017 |  | 7,726,317 |  | 3.79
﻿
﻿ |  |
﻿ | 1) | Exercisable in GBP. Exercise price is translated to CAD using the year end exchange rate.
﻿
Summary of Share Purchase Options and Exercise Price Ranges | A summary of the Company’s share purchase options as of December 31, 2017 is as follows: ﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |
﻿Year of expiry |  | Number outstanding |  | Vested |  | Exercise price per share (range) (CAD$)1 |  | Weighted average exercise price per share (CAD$)1
﻿2018 |  | 175,072 |  | 175,072 |  |  | 2.92 - 11.31 |  |  | 5.26
﻿2019 |  | 3,478,439 |  | 3,478,439 |  |  | 1.46 - 6.03 |  |  | 2.79
﻿2020 |  | 1,284,000 |  | 856,005 |  |  | 3.60 - 3.64 |  |  | 3.61
﻿2021 |  | 1,405,740 |  | 515,079 |  |  | 2.65 - 4.96 |  |  | 4.65
﻿2022 |  | 1,383,066 |  | 588,066 |  |  | 4.86 - 15.00 |  |  | 4.90
﻿ |  | 7,726,317 |  | 5,612,661 |  |  |  |  |  | 3.38
﻿
﻿ |  |
﻿ | 1) | For options exercisable in GBP, exercise price is translated to CAD using the year end exchange rate.
﻿ ﻿
Diluted Earnings Per Share | Diluted earnings per share is calculated based on the following: ﻿ ﻿ ﻿
﻿ |  |  |  |  |  |
﻿ |  | Year Ended |  | Year Ended
﻿In $000s (excluding share amounts) |  | December 31, 2017 |  | December 31, 2016
﻿Net income for the year |  | $ | 10,537 |  | $ | 25,254
﻿ |  |  |  |  |  |
﻿Basic weighted average number of shares |  |  | 167,265,059 |  |  | 144,159,678
﻿Basic earnings per share |  | $ | 0.06 |  | $ | 0.18
﻿ |  |  |  |  |  |
﻿Effect of dilutive securities |  |  |  |  |  |
﻿Stock options |  |  | 2,217,597 |  |  | 1,903,699
﻿Warrants |  |  | 3,582,912 |  |  | 2,709,987
﻿Restricted share rights |  |  | 1,637,618 |  |  | 1,188,559
﻿Diluted weighted average number of common shares |  |  | 174,703,186 |  |  | 149,961,923
﻿Diluted earnings per share |  | $ | 0.06 |  | $ | 0.17
﻿
Number of Stock Options, Warrants and RSRs Excluded from the Computation of Diluted Earnings per Share | The following table lists the number of stock options and warrants excluded from the computation of diluted earnings per share because the exercise prices exceeded the average market value of the common shares of C$5.55 during the year ended December 31, 2017 (December 31, 2016 — C$5.55) or because a performance obligation had not been met as at December 31, 2017. ﻿ ﻿ ﻿ ﻿ ﻿ ﻿ ﻿
﻿ |  |  |  |  |  |
﻿ |  | Year Ended |  | Year Ended
﻿ |  | December 31, 2017 |  | December 31, 2016
﻿Stock Options |  |  | 1,967,557 |  |  | 1,213,208
﻿Warrants |  |  | 6,412,664 |  |  | 8,064,894
﻿
Warrants [member] |
Disclosure of terms and conditions of share-based payment arrangement [line items] |
Summary of the Company's Other Equity Instruments and the Changes for the Year | A summary of the Company’s warrants and the changes for the year are as follows: ﻿ ﻿
﻿ |  |  |  |
﻿ | Note | Number of Warrants |  | Shares to be Issued Upon Exercise of the Warrants
﻿Warrants outstanding at December 31, 2015 |  | 29,307,173 |  | 29,307,173
﻿Expired unexercised |  | (1,256,662) |  | (1,256,662)
﻿Exercised |  | (4,111) |  | (4,111)
﻿Warrants outstanding at December 31, 2016 |  | 28,046,400 |  | 28,046,400
﻿Mariana Resources Ltd. replacement warrants | 7 | 2,025,314 |  | 2,025,314
﻿Exercised |  | (1,059,242) |  | (1,059,242)
﻿Expired unexercised |  | (5,002,500) |  | (5,002,500)
﻿Warrants outstanding at December 31, 2017 |  | 24,009,972 |  | 24,009,972
﻿ ﻿ A summary of the Company’s warrants as of December 31, 2017 are as follows: ﻿ ﻿
﻿ |  |  |  |  |
﻿Number outstanding |  | Exercise price per share 1 |  | Expiry Date
﻿1,043,572 |  |  | 0.97 |  | May 6, 2018
﻿3,000,000 |  |  | 4.50 |  | March 23, 2020
﻿15,000,000 |  |  | 3.50 |  | October 27, 2020
﻿4,966,400 |  |  | 4.00 |  | November 3, 2020
﻿24,009,972 |  |  |  |  |
﻿ ﻿
﻿ | 1) | For warrants exercisable in GBP, exercise price is translated to USD using the year end exchange rate. |
﻿

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