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INCOME TAXES (Tables)
 9 Months Ended
Sep. 30, 2016
Income Tax Disclosure [Abstract]  
Schedule of Components of Income Tax (Expense) Benefit
The following table summarizes our effective tax rate and income tax (expense) benefit for the three and nine months ended September 30, 2016 and 2015 (in thousands except for percentages):
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2016
 
2015
 
2016
 
2015
Effective tax rate
(21.1
)%
 
26.9
%
 
13.2
%
 
(1.1
)%
Income tax (expense) benefit
(6,467
)
 
(38,761
)
 
5,994

 
1,246