Income Taxes (Tables)

6 Months Ended

Jun. 30, 2014

Income Tax Disclosure [Abstract]

Schedule of Reconciliation of the U.S. Federal Statutory Rate to Effective Tax Rate

A reconciliation of the U.S. federal statutory rate to our effective tax rate is as follows:

	For the Three Months Ended   June 30,				For the Six Months Ended   June 30,
	2014		2013		2014		2013
U.S. federal statutory rate	35.0	%	35.0	%	35.0	%	35.0	%
State income taxes	1.6	%	2.0	%	2.3	%	1.7	%
Changes in reserve for uncertain tax positions as a result of settlements and lapsed statutes and related interest	-0.4	%	-0.3	%	-0.5	%	-0.2	%
Other	0.2	%	0.2	%	0.2	%	0.1	%
Effective tax rate	36.4	%	36.9	%	37.0	%	36.6	%