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ASSET RETIREMENT OBLIGATIONS (Tables)
 3 Months Ended
Mar. 31, 2019
ASSET RETIREMENT OBLIGATIONS  
Schedule of reconciliation of asset retirement obligations

 

 

 

 

 

 

 

 

    

March 31, 2019

    

December 31, 2018

Asset retirement obligation liability, beginning of the period

 

$

29,402

 

$

24,722

Settlements

 

 

(61)

 

 

(392)

Accretion of liability

 

 

397

 

 

1,205

Adjustment reflecting updated estimates

 

 

3,428

 

 

5,024

Foreign exchange revaluation

 

 

301

 

 

(1,157)

Asset retirement obligation liability, ending balance

 

$

33,467

 

$

29,402

Current portion

 

 

(1,087)

 

 

(734)

Non-current portion

 

$

32,380

 

$

28,668