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Income Taxes (Tables)
3 Months Ended
Mar. 31, 2017
Income Tax Disclosure [Abstract]  
Income Tax Expense
Income tax expense was as follows:
 
Three Months Ended 
 March 31,
 
2017
 
2016
Current income tax expense
$
15,702

 
$
13,787

Deferred income tax expense (benefit)
(4,301
)
 
(4,395
)
Income tax expense, as reported
$
11,401

 
$
9,392

 
 
 
 
Effective tax rate
11.8
%
 
12.0
%