Income Taxes	6 Months Ended
Jun. 30, 2013
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes For the three months ended June 30, 2013, the income tax effective rate was 36.3%. For the three months ended June 30, 2012, the income tax effective rate was 37.9%. The decrease in the effective tax rate was due primarily to income attributable to the noncontrolling interests that did not increase taxes. For the six months ended June 30, 2013, the income tax effective rate was 38.2%. For the six months ended June 30, 2012, the income tax effective rate was 37.4%. The increase in the effective tax rate was due primarily to decreased benefits related to domestic production activities and a correction made with respect to the accounting for the other comprehensive income portion of the Company's retiree health care plan liability and the Medicare Part D subsidy. The Company's 2013 income tax provision includes deferred tax expense of $1.4 million due to a correction of other comprehensive income related to the portion of the Company's retiree health care plan liability and the Medicare Part D subsidy. The correction related to the years 2009 through 2012 and was recorded during the first quarter of 2013. The impact of this error on amounts previously reported was determined to be immaterial to the Consolidated Financial Statements. As a result of the correction of the error, deferred income tax expense for the six months ended June 30, 2013 increased and accumulated other comprehensive loss decreased by $1.4 million. The Company made tax payments of $3.3 million during the three months ended June 30, 2013.

Income Taxes

6 Months Ended

Jun. 30, 2013

For the three months ended June 30, 2013, the income tax effective rate was 36.3%. For the three months ended June 30, 2012, the income tax effective rate was 37.9%. The decrease in the effective tax rate was due primarily to income attributable to the noncontrolling interests that did not increase taxes.

For the six months ended June 30, 2013, the income tax effective rate was 38.2%. For the six months ended June 30, 2012, the income tax effective rate was 37.4%. The increase in the effective tax rate was due primarily to decreased benefits related to domestic production activities and a correction made with respect to the accounting for the other comprehensive income portion of the Company's retiree health care plan liability and the Medicare Part D subsidy.

The Company's 2013 income tax provision includes deferred tax expense of $1.4 million due to a correction of other comprehensive income related to the portion of the Company's retiree health care plan liability and the Medicare Part D subsidy. The correction related to the years 2009 through 2012 and was recorded during the first quarter of 2013. The impact of this error on amounts previously reported was determined to be immaterial to the Consolidated Financial Statements. As a result of the correction of the error, deferred income tax expense for the six months ended June 30, 2013 increased and accumulated other comprehensive loss decreased by $1.4 million.

The Company made tax payments of $3.3 million during the three months ended June 30, 2013.