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ASSET RETIREMENT OBLIGATION (Tables)
 3 Months Ended
Mar. 31, 2020
ASSET RETIREMENT OBLIGATION  
Summary of Asset Retirement Obligation

 

 

 

 

 

 

 

 

    

March 31, 

    

December 31, 

(thousands of dollars)

 

2020

 

2019

Balance, beginning of period

 

$

6,300

 

$

6,203

Liabilities settled

 

 

(26)

 

 

(293)

Accretion expense

 

 

106

 

 

390

Balance, end of period

 

 

6,380

 

 

6,300

Less: Current portion

 

 

(1,090)

 

 

(894)

Non-current portion

 

$

5,290

 

$

5,406