Quarterly report pursuant to Section 13 or 15(d)

Asset Retirement Obligations (Tables)

v3.21.2
Asset Retirement Obligations (Tables)
 9 Months Ended
Sep. 30, 2021
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]  
Schedule of Asset Retirement Obligations, Liabilities
The following summarizes changes in the Company’s ARO liabilities for the year-to-date periods ending September 30, 2021 and December 31, 2020:
(in thousands)
 2021 2020
Balance at beginning of period
 $ 306  $ — 
Liabilities acquired(1)
3,580  — 
Liabilities incurred
 —  306 
Accretion expense
 18  — 
Balance at end of period $ 3,904  $ 306 
(1) Liabilities acquired relate to asset retirement obligations assumed in the Aria Merger. See Note 4.
Aria Energy LLC  
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]  
Schedule of Asset Retirement Obligations, Liabilities
The following table presents the activity for the AROs for the periods ended September 14, 2021 and December 31, 2020:
(in thousands) January 1 to September 14, 2021 January 1 to December 31, 2020
Balance at beginning of period $ 3,408  $ 6,536 
Accretion expense 172  456 
Revision to estimated cash flows —  — 
Transfer to liabilities classified as held for sale —  (3,584)
Settlement of asset retirement obligation —  — 
Balance at end of period $ 3,580  $ 3,408