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Income Taxes (Tables)
 3 Months Ended
Mar. 31, 2015
Income Tax Disclosure [Abstract]  
Schedule of Effective Tax Rates
The effective tax rates for the respective periods are shown below:
 
Three Months Ended March 31,
 
2015
 
2014
Federal provision
35.0
 %
 
35.0
 %
State provision
8.2
 %
 
5.8
 %
State benefit
(2.9
)%
 
(2.0
)%
Tax reserves(1)
0.1
 %
 
0.0
 %
International benefit(2)
(6.0
)%
 
(3.4
)%
Permanent items(3)
0.2
 %
 
2.3
 %
Other(4)
0.0
 %
 
0.7
 %
Effective rate
34.6
 %
 
38.4
 %
________________________
(1)
Represents reserves taken for a certain tax position adopted by the Company.
(2)
Relates primarily to lower tax rates on income attributable to international operations.
(3)
Represents a provision for nondeductible items.
(4)
Includes the effect of discrete items.