Annual report [Section 13 and 15(d), not S-K Item 405]

ASSET RETIREMENT OBLIGATIONS (Tables)

v3.25.0.1
ASSET RETIREMENT OBLIGATIONS (Tables)
12 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Changes in Asset Retirement Obligations

The changes in ARO were as follows (in thousands):

​

​

​

​

​

​

​

​

​

Year Ended December 31, 

​

    

2024

    

2023

Asset retirement obligations, beginning of period

​

$

498,815

​

$

466,430

Liabilities settled

​

 

(39,692)

​

 

(33,970)

Accretion expense

​

 

32,374

​

 

29,018

Liabilities acquired

​

 

17,647

​

 

16,352

Liabilities incurred

​

​

—

​

​

129

Revisions of estimated liabilities

​

 

39,688

​

 

20,856

Asset retirement obligations, end of period

​

​

548,832

​

​

498,815

Less: Current portion

​

 

(46,326)

​

 

(31,553)

Long-term

​

$

502,506

​

$

467,262

​