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Asset Retirement Obligations (Notes)
 3 Months Ended
Sep. 30, 2014
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 three months ended September 30, 2014, and for the year ended June 30, 2014:
 
September 30,
2014
 
June 30,
2014
Asset retirement obligations — beginning of period
$
352,215

 
$
615,551

Liabilities sold
—

 
(48,273
)
Liabilities incurred
—

 
—

Liabilities settled
(137,604
)
 
(323,665
)
Accretion of discount
4,636

 
41,626

Revision of previous estimates
—

 
66,976

Less obligations due within one year
(10,219
)
 
(146,703
)
Asset retirement obligations — end of period
$
209,028

 
$
205,512