Income Taxes (Notes)

6 Months Ended

Jun. 30, 2015

Income Tax Disclosure [Abstract]

Income Taxes

(11) Income Taxes

Since the year ended December 31, 2014, our effective tax rate has increased, reflecting a higher proportion of pretax income from jurisdictions with higher tax rates and the recognition of a non-recurring deferred charge of $1.4 million in the first quarter of 2015 related to an intercompany asset transfer.