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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2015
Fair Value Measurements [Abstract]  
Schedule Assets And Liabilities At Fair Value

 

 

 

 

 

 

 

 

 

 

 

 

Level 1

 

Level 2

 

Level 3

Oil and gas properties

 

$

 —

 

$

 —

 

$

8,838