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

ASSET RETIREMENT OBLIGATIONS (Tables)

v3.26.1
ASSET RETIREMENT OBLIGATIONS (Tables)
12 Months Ended
Dec. 31, 2025
ASSET RETIREMENT OBLIGATIONS  
Schedule of Changes in Asset Retirement Obligations

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

​

​

​

​

​

​

​

​

​

Year Ended December 31, 

​

  ​ ​ ​

2025

  ​ ​ ​

2024

Asset retirement obligations, beginning of period

​

$

548,832

​

$

498,815

Liabilities settled

​

 

(36,765)

​

 

(39,692)

Accretion expense

​

 

33,381

​

 

32,374

Liabilities acquired

​

 

—

​

 

17,647

Disposition of oil and natural gas properties

​

​

(1,469)

​

​

—

Liabilities incurred

​

​

1,175

​

​

—

Revisions of estimated liabilities (1)

​

 

16,697

​

 

39,688

Asset retirement obligations, end of period

​

​

561,851

​

​

548,832

Less: Current portion

​

 

(26,147)

​

 

(46,326)

Long-term

​

$

535,704

​

$

502,506

​

(1) The revisions of estimated liabilities are related to changes in the estimated timing, scopes of work and costs.