Income Taxes	3 Months Ended
Mar. 31, 2016
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes The Company’s provision for income taxes is based upon estimated annual tax rates for the year applied to federal, state and foreign income. The provision for income taxes decreased to $24.7 million in the three months ended March 31, 2016 from $26.9 million in the same period of 2015. The effective tax rate decreased to 26.6% for the three months ended March 31, 2016 compared to 29.0% in the same period of 2015 due to the early adoption of ASU 2016-09 and the related excess tax benefits now recognized as a reduction of income tax expense; the enactment of the Protecting Americans from Tax Hikes Act of 2015 on December 18, 2015 which, beginning in 2015, permanently extended the U.S. Research and Development credit; partially offset by the mix of global pre-tax income among jurisdictions. The Company and its subsidiaries file income tax returns in the U.S. federal jurisdiction, and various state and foreign jurisdictions. Due to the potential for resolution of federal, state and foreign examinations, and the expiration of various statutes of limitation, it is reasonably possible that the Company’s gross unrecognized tax benefits balance may change within the next twelve months by a range of zero to $5.1 million.

Income Taxes

3 Months Ended

Mar. 31, 2016

The Company’s provision for income taxes is based upon estimated annual tax rates for the year applied to federal, state and foreign income. The provision for income taxes decreased to $24.7 million in the three months ended March 31, 2016 from $26.9 million in the same period of 2015. The effective tax rate decreased to 26.6% for the three months ended March 31, 2016 compared to 29.0% in the same period of 2015 due to the early adoption of ASU 2016-09 and the related excess tax benefits now recognized as a reduction of income tax expense; the enactment of the Protecting Americans from Tax Hikes Act of 2015 on December 18, 2015 which, beginning in 2015, permanently extended the U.S. Research and Development credit; partially offset by the mix of global pre-tax income among jurisdictions.

The Company and its subsidiaries file income tax returns in the U.S. federal jurisdiction, and various state and foreign jurisdictions. Due to the potential for resolution of federal, state and foreign examinations, and the expiration of various statutes of limitation, it is reasonably possible that the Company’s gross unrecognized tax benefits balance may change within the next twelve months by a range of zero to $5.1 million.