Asset Retirement Obligations

6 Months Ended

Jun. 30, 2014

Asset Retirement Obligation Disclosure [Abstract]

ASSET RETIREMENT OBLIGATIONS

ASSET RETIREMENT OBLIGATIONS

The following table summarizes the changes in the Company’s asset retirement obligations for the six months ended June 30, 2014 (in thousands).

Beginning asset retirement obligations	$	7,484
Liabilities incurred during period	838
Liabilities settled during period	(22		)
Revisions in estimated cash flows	1,659
Accretion expense	241
Ending asset retirement obligations	10,200
Less: current asset retirement obligations(1)	(477		)
Long-term asset retirement obligations	$	9,723

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(1) Included in accrued liabilities in the Company’s unaudited condensed consolidated balance sheet at June 30, 2014.