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Asset Retirement Obligations
3 Months Ended
Mar. 31, 2016
Asset Retirement Obligation Disclosure [Abstract]  
ASSET RETIREMENT OBLIGATIONS
The following table summarizes the changes in the Company’s asset retirement obligations for the three months ended March 31, 2016 (in thousands).
 
 
Beginning asset retirement obligations
$
15,420

Liabilities incurred during period
303

Revisions in estimated cash flows
1,238

Accretion expense
264

Ending asset retirement obligations
17,225

Less: current asset retirement obligations(1)
(48
)
Long-term asset retirement obligations
$
17,177

 _______________
(1)
Included in accrued liabilities in the Company’s interim unaudited condensed consolidated balance sheet at March 31, 2016.