XML 81 R50.htm IDEA: XBRL DOCUMENT v3.19.1
Provisions (Tables)
 12 Months Ended
Dec. 31, 2018
Provisions [abstract]  
Disclosure of provisions
 
 
Closure and
Decommissioning
 
Litigation
 
Total

December 31, 2016
 
$
55,611

 
$
4,332

 
$
59,943

Revisions in estimates and obligations incurred
 
12,561

 
—

 
12,561

Charged (credited) to earnings:
 
 

 
 

 
 

-new provisions
 
—

 
767

 
767

-change in estimate
 
—

 
(228
)
 
(228
)
-exchange gains on provisions
 
—

 
93

 
93

Charged in the year
 
—

 
(867
)
 
(867
)
Reclamation expenditures
 
(8,749
)
 
—

 
(8,749
)
Accretion expense (Note 23)
 
5,973

 
—

 
5,973

December 31, 2017
 
$
65,396

 
$
4,097

 
$
69,493

Revisions in estimates and obligations incurred
 
6,516

 
—

 
6,516

Charged (credited) to earnings:
 
 
 
 
 
 

-new provisions
 
—

 
1,308

 
1,308

-change in estimate
 
—

 
(173
)
 
(173
)
-exchange gains on provisions
 
—

 
(253
)
 
(253
)
Charged in the year
 
—

 
(411
)
 
(411
)
Reclamation expenditures
 
(7,849
)
 
—

 
(7,849
)
Accretion expense (Note 23)
 
6,524

 
—

 
6,524

December 31, 2018
 
$
70,587

 
$
4,568

 
$
75,155

 
Maturity analysis of total provisions:
 
December 31,
2018

 
December 31,
2017

Current
 
$
5,072

 
$
8,245

Non-Current
 
70,083

 
61,248

 
 
$
75,155

 
$
69,493