Income Taxes	9 Months Ended
Sep. 30, 2015
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes For the three and nine months ended September 30, 2015, we recorded $12.6 million and $28.8 million, respectively, of income tax expense and had an effective rate of 36.5% and 36.6%, respectively. For the three and nine months ended September 30, 2014, we recorded $18.1 million and $35.9 million, respectively, of income tax expense and had an effective rate of 36.0% and 35.8%, respectively. During the three and nine months ended September 30, 2015, the primary reasons for the difference between the federal statutory income tax rate of 35% and the effective tax rate were the effect of state taxes, offset partially by the domestic production activities deduction. During the three and nine months ended September 30, 2014, the primary reasons for the difference between the federal statutory income tax rate of 35% and the effective tax rate were the effect of state taxes, offset partially by the domestic production activities deduction and other tax credits. During the nine months ended September 30, 2015, refunds received, net of cash paid for taxes, were $4.9 million, and during the nine months ended September 30, 2014, cash paid for taxes, net of refunds received, was $19.1 million.

Income Taxes

9 Months Ended

Sep. 30, 2015

For the three and nine months ended September 30, 2015, we recorded $12.6 million and $28.8 million, respectively, of income tax expense and had an effective rate of 36.5% and 36.6%, respectively. For the three and nine months ended September 30, 2014, we recorded $18.1 million and $35.9 million, respectively, of income tax expense and had an effective rate of 36.0% and 35.8%, respectively. During the three and nine months ended September 30, 2015, the primary reasons for the difference between the federal statutory income tax rate of 35% and the effective tax rate were the effect of state taxes, offset partially by the domestic production activities deduction. During the three and nine months ended September 30, 2014, the primary reasons for the difference between the federal statutory income tax rate of 35% and the effective tax rate were the effect of state taxes, offset partially by the domestic production activities deduction and other tax credits.

During the nine months ended September 30, 2015, refunds received, net of cash paid for taxes, were $4.9 million, and during the nine months ended September 30, 2014, cash paid for taxes, net of refunds received, was $19.1 million.