Asset Retirement Obligations (Tables)

6 Months Ended

Jun. 30, 2020

Asset Retirement Obligation Disclosure [Abstract]

Schedule of Asset Retirement Obligations

The following table shows certain information about our estimated AROs for the periods indicated:

	Six Months Ended
	June 30,
	2020		2019
	(In thousands)
ARO liability, January 1:	$	66,627	$	64,208
Accretion of discount	1,169		1,168
Liability incurred	460		3,656
Liability settled	(435)		(2,316)
Liability sold	(463)		(1,632)
Revision of estimates (1)	(3,110)		2,349
ARO liability, June 30:	64,248		67,433
Less current portion	1,104		1,784
Total long-term ARO	$	63,144	$	65,649

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1.Plugging liability estimates were revised in both 2020 and 2019 for updates in the cost of services used to plug wells over the preceding year. We had various upward and downward adjustments.