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Suspended Well Costs
12 Months Ended
Dec. 31, 2015
Suspended Well Costs [Abstract]  
Suspended Well Costs Disclosure [Text Block]
Note 13 - Suspended Well Costs
The following table reflects the net changes in capitalized exploratory well costs during 2015, 2014, and 2013. The table does not include amounts that were capitalized and either subsequently expensed or reclassified to producing well costs in the same year:
 
For the Years Ended December 31,
 
2015
 
2014
 
2013
 
(in thousands)
Beginning balance on January 1,
$
43,589

 
$
34,527

 
$
9,100

Additions to capitalized exploratory well costs pending the determination of proved reserves
11,952

 
43,589

 
34,527

Divestitures
(809
)
 

 

Reclassifications to wells, facilities, and equipment based on the determination of proved reserves
(18,485
)
 
(33,340
)
 
(9,100
)
Capitalized exploratory well costs charged to expense
(24,295
)
 
(1,187
)
 

Ending balance at December 31,
$
11,952

 
$
43,589

 
$
34,527


As of December 31, 2015, there were no exploratory well costs that were capitalized for more than one year.