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Asset Retirement Obligations
9 Months Ended
Mar. 31, 2016
Asset Retirement Obligation Disclosure [Abstract]  
Asset Retirement Obligations
Asset Retirement Obligations
 
Our asset retirement obligations represent the estimated present value of the amount we will incur to plug, abandon and
remediate our producing properties at the end of their productive lives in accordance with applicable laws. The following is a
reconciliation of the beginning and ending asset retirement obligations for the nine months ended March 31, 2016 and for the year ended June 30, 2015:
 
March 31,
2016
 
June 30,
2015
Asset retirement obligations — beginning of period
$
772,990

 
$
352,215

Liabilities incurred (a)

 
564,019

Liabilities settled

 
(137,604
)
Liabilities sold

 
(52,526
)
Accretion of discount
34,555

 
34,866

Revision of previous estimates

 
12,020

Asset retirement obligations — end of period
$
807,545

 
$
772,990

Less current portion in accrued liabilities
(105,868
)
 
(57,223
)
Long-term portion of asset retirement obligations
$
701,677

 
$
715,767


 
(a) Liabilities incurred during fiscal 2015 relate to our share of the estimated abandonment costs of the wells and facilities in the Delhi field subsequent to the reversion of our working interest.