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Consolidated Statements of Changes in Equity - USD ($)
$ in Thousands
Share capital
Share purchase warrants
Contributed surplus
Deficit
Accumulated other comprehensive loss
Total
Balance-beginning of period at Dec. 31, 2015 $ 1,130,779 $ 0 $ 53,965 $ (944,097) $ (73,592) $ 167,055
Shares issued-net of issue costs 8,841         8,841
Flow-through share premium (1,843)         (1,843)
Shares issued on acquisition of Hook Carter property (note 12) 2,854         2,854
Share options exercised-cash 0         0
Share options exercised-non cash 0   0     0
Warrants issued in connection with APG Arrangement (note 13)   0       0
Stock-based compensation expense     341     341
Net loss       (17,343)   (17,343)
Unrealized gain (loss) on investments         3 3
Unamortized experience gain – post employment liability         428 428
Foreign currency translation         13,012 13,012
Foreign currency translation realized in net income (loss)         (637) (637)
Balance-end of period at Dec. 31, 2016 1,140,631 0 54,306 (961,440) (60,786) 172,711
Shares issued-net of issue costs 13,955         13,955
Flow-through share premium (2,839)         (2,839)
Shares issued on acquisition of Hook Carter property (note 12)           0
Share options exercised-cash 70         70
Share options exercised-non cash 110   (110)     0
Warrants issued in connection with APG Arrangement (note 13)   333       333
Stock-based compensation expense     969     969
Net loss       (14,168)   (14,168)
Unrealized gain (loss) on investments         4 4
Unamortized experience gain – post employment liability         0 0
Foreign currency translation         12,917 12,917
Foreign currency translation realized in net income (loss)         0 0
Balance-end of period at Dec. 31, 2017 $ 1,151,927 $ 333 $ 55,165 $ (975,608) $ (47,865) $ 183,952