XML 104 R65.htm IDEA: XBRL DOCUMENT v3.8.0.1
SUPPLEMENTAL CASH FLOW INFORMATION (Supplemental Cash Flow Information) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Change in non-cash working capital: [Abstract]    
Trade receivables and other $ (602) $ (1,847)
Trade and other payables 1,399 223
Net increase (decrease) in cash 797 (1,624)
Significant non-cash transactions:    
Shares and replacement equity awards issued for Mariana acquisition $ 131,354  
Shares issued for acquisition of mineral, royalty and other interests   $ 20,892