Asset Retirement Obligations (Tables)

3 Months Ended

Mar. 31, 2015

Asset Retirement Obligation Disclosure [Abstract]

Schedule Of Asset Retirement Obligations

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

	Three Months Ended
	March 31,
	2015			2014
	(In thousands)
ARO liability, January 1:	$	100,567		$	133,657
Accretion of discount	932			1,215
Liability incurred	5,174			635
Liability settled	(760		)	(548		)
Liability sold	(240		)	(459		)
Revision of estimates (1)	(10,232		)	(14,600		)
ARO liability, March 31:	95,441			119,900
Less current portion	3,467			2,961
Total long-term ARO	$	91,974		$	116,939

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(1) Plugging liability estimates were revised in both 2015 and 2014 for updates in the cost of services used to plug wells over the preceding year. We had various upward and downward adjustments.