Asset Retirement Obligations (Tables)

12 Months Ended

Dec. 31, 2021

The following table summarizes the changes in our asset retirement obligations:


	Successor				Predecessor
	Year Ended Dec. 31, 2021		Period from Sept. 19, 2020 through Dec. 31, 2020		Period from Jan. 1, 2020 through Sept. 18, 2020
In thousands
Beginning asset retirement obligations	$	186,281	$	163,368	$	181,760
Liabilities incurred and assumed during period	43,701		738		736
Revisions in estimated retirement obligations	69,059		22,660		3,592
Liabilities settled and sold during period	(10,783)		(3,439)		(10,041)
Accretion expense	14,353		2,954		11,329
Fresh start accounting adjustment	—		—		(24,008)
Ending asset retirement obligations	302,611		186,281		163,368
Less: current asset retirement obligations(1)	(18,373)		(6,943)		(4,930)
Long-term asset retirement obligations	$	284,238	$	179,338	$	158,438

(1)Included in “Accounts payable and accrued liabilities” in our Consolidated Balance Sheets.