XML 44 R33.htm IDEA: XBRL DOCUMENT v3.21.2
Asset Retirement Obligations (Tables)
6 Months Ended
Jun. 30, 2021
Asset Retirement Obligations (Tables)  
Schedule of Asset Retirement Obligations

Asset Retirement Obligations

 

Total

 

 

 

 

 

December 31, 2020

 

 

29,965

 

 

 

 

 

 

Reclassify liabilities associated with assets held for sale (note 4)

 

 

(875

Accretion expense

 

 

246

 

 

 

 

 

 

June 30, 2021

 

 

29,336