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PROPERTY AND EQUIPMENT (Tables)
9 Months Ended
Sep. 30, 2013
Property, Plant and Equipment [Abstract]  
Schedule of Asset Retirement Obligations
The following table summarizes the activity for Forest’s asset retirement obligations for the period indicated:
 
Nine Months Ended September 30, 2013
 
(In Thousands)
Asset retirement obligations at beginning of period
$
58,585

Accretion expense
2,339

Liabilities incurred
2,197

Liabilities settled
(2,169
)
Disposition of properties
(34,189
)
Revisions of estimated liabilities
1,451

Asset retirement obligations at end of period
28,214

Less: current asset retirement obligations
(2,891
)
Long-term asset retirement obligations
$
25,323