Income Taxes	6 Months Ended
Jun. 30, 2018
Income Tax Disclosure [Abstract]
Income Taxes	Note 16. Income Taxes The effective tax rate was 27.8% for the three months ended June 30, 2018 and 27.1% for the three months ended June 30, 2017. The effective tax rate was 25.8% for the six months ended June 30, 2018 and 27.1% for the six months ended June 30, 2017. The income tax provision was computed based on our estimated effective tax rate and forecasted income by jurisdiction expected for the full year, including the impact of any unusual, infrequent, or non-recurring items. The effective tax rate for the six months ended June 30, 2018 was more than the federal statutory rate of 21% primarily due to foreign income taxed at higher rates, the impact of U.S. tax reform, specifically certain non-deductible business expenses, and the increase in the effective state tax rate. The effective tax rate for the six months ended June 30, 2017 was less than the federal statutory rate of 35% primarily due to the excess tax benefit on share-based compensation and the release of a valuation allowance. We revised our current year estimate of the global intangible low-taxed income (“GILTI”) tax based on additional research and interpretation of the Tax Act and we have determined that the GILTI tax will be fully offset by foreign tax credits generated, resulting in a reduction of the annualized effective tax rate from the prior quarter. During the three months ended June 30, 2018, we recorded a tax benefit of $0.1 million to the provisional estimate for the reduction in the corporate tax rate applied to the deferred tax assets included in the financial statements as of December 31, 2017 for the impact of the Tax Act. We expect to complete the analysis of the deemed mandatory repatriation tax and record any adjustments within the one year period provided under SEC Staff Accounting Bulletin 118. Cash paid for income taxes was $16.8 million for the six months ended June 30, 2018 and $7.1 million for the six months ended June 30, 2017.

Note 16. Income Taxes

The effective tax rate was 27.8% for the three months ended June 30, 2018 and 27.1% for the three months ended June 30, 2017. The effective tax rate was 25.8% for the six months ended June 30, 2018 and 27.1% for the six months ended June 30, 2017.

The income tax provision was computed based on our estimated effective tax rate and forecasted income by jurisdiction expected for the full year, including the impact of any unusual, infrequent, or non-recurring items. The effective tax rate for the six months ended June 30, 2018 was more than the federal statutory rate of 21% primarily due to foreign income taxed at higher rates, the impact of U.S. tax reform, specifically certain non-deductible business expenses, and the increase in the effective state tax rate. The effective tax rate for the six months ended June 30, 2017 was less than the federal statutory rate of 35% primarily due to the excess tax benefit on share-based compensation and the release of a valuation allowance.

We revised our current year estimate of the global intangible low-taxed income (“GILTI”) tax based on additional research and interpretation of the Tax Act and we have determined that the GILTI tax will be fully offset by foreign tax credits generated, resulting in a reduction of the annualized effective tax rate from the prior quarter.

During the three months ended June 30, 2018, we recorded a tax benefit of $0.1 million to the provisional estimate for the reduction in the corporate tax rate applied to the deferred tax assets included in the financial statements as of December 31, 2017 for the impact of the Tax Act. We expect to complete the analysis of the deemed mandatory repatriation tax and record any adjustments within the one year period provided under SEC Staff Accounting Bulletin 118.

Cash paid for income taxes was $16.8 million for the six months ended June 30, 2018 and $7.1 million for the six months ended June 30, 2017.