Quarterly report pursuant to Section 13 or 15(d)

Asset Retirement Obligations (Tables)

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Asset Retirement Obligations (Tables)
9 Months Ended
Sep. 30, 2015
Asset Retirement Obligation [Abstract]  
Estimated Fair Value of Company's Asset Retirement Obligations

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Nine Months Ended September 30,

(In Thousands)

 

2015

 

2014

Balance at January 1

 

$

14,846 

 

$

11,463 

Accretion expense

 

 

536 

 

 

414 

Additions

 

 

816 

 

 

2,143 

Revisions

 

 

 -

 

 

(361)

Balance at September 30

 

$

16,198 

 

$

13,659