XML 35 R24.htm IDEA: XBRL DOCUMENT v3.5.0.2
Asset Retirement Obligations (Tables)
 9 Months Ended
Sep. 30, 2016
Asset Retirement Obligation Disclosure [Abstract]  
Changes in Asset Retirement Obligation Liabilities
The components of the changes in the asset retirement obligation liabilities were:
 
 
Short-Term
Portion
 
Long-Term
Portion
 
Total
 
 
(Dollars in thousands)
Balance at January 1, 2016
 
$
296

 
$
7,543

 
$
7,839

Accretion
 
27

 
440

 
467

Amounts Paid
 
(192
)
 
—

 
(192
)
Asset additions recorded, net
 
—

 
23

 
23

Reclassifications
 
116

 
(116
)
 
—

Balance at September 30, 2016
 
$
247

 
$
7,890

 
$
8,137