Income Taxes	3 Months Ended
Mar. 31, 2015
Income Tax Disclosure [Abstract]
INCOME TAXES	INCOME TAXES The effective tax rate was 5% for the three months ended March 31, 2015, compared to an effective tax rate of 39% for the same period last year. The provision for income taxes for the periods presented is comprised of U.S. federal and state taxes, Singapore and other foreign income taxes, withholding tax, and transfer pricing allocations which impact jurisdictional income taxed at various tax rates. During the three months ended March 31, 2015, discrete items included a higher tax benefit from stock-based compensation expense and foreign exchange impact relating to uncertain tax benefit for developments in international tax that impacted the quarterly effective tax rate. As of March 31, 2015 and December 31, 2014, unrecognized tax benefits were $46.6 million and $44.2 million, respectively. The total amount of $46.6 million in unrecognized tax benefits, if recognized, would favorably impact the effective tax rate. It is our policy to classify accrued interest and penalties related to unrecognized tax benefits in the provision for income taxes. As of March 31, 2015, we had accrued approximately $4.5 million for estimated interest related to uncertain tax positions. We file income tax returns in the U.S. federal jurisdiction, and various U.S. state and foreign jurisdictions. The statute of limitations is open for years that generated state net operating loss carryforwards and after 2009 for state jurisdictions. Additionally, we have foreign net operating losses that have an indefinite life. Generally, we are no longer subject to non-U.S. income tax examinations by tax authorities for tax years prior to 2008. We are no longer subject to examination by U.S federal income tax authorities for tax years prior to 2010.

Income Taxes

3 Months Ended

Mar. 31, 2015

The effective tax rate was 5% for the three months ended March 31, 2015, compared to an effective tax rate of 39% for the same period last year. The provision for income taxes for the periods presented is comprised of U.S. federal and state taxes, Singapore and other foreign income taxes, withholding tax, and transfer pricing allocations which impact jurisdictional income taxed at various tax rates. During the three months ended March 31, 2015, discrete items included a higher tax benefit from stock-based compensation expense and foreign exchange impact relating to uncertain tax benefit for developments in international tax that impacted the quarterly effective tax rate.

As of March 31, 2015 and December 31, 2014, unrecognized tax benefits were $46.6 million and $44.2 million, respectively. The total amount of $46.6 million in unrecognized tax benefits, if recognized, would favorably impact the effective tax rate.

It is our policy to classify accrued interest and penalties related to unrecognized tax benefits in the provision for income taxes. As of March 31, 2015, we had accrued approximately $4.5 million for estimated interest related to uncertain tax positions.

We file income tax returns in the U.S. federal jurisdiction, and various U.S. state and foreign jurisdictions. The statute of limitations is open for years that generated state net operating loss carryforwards and after 2009 for state jurisdictions. Additionally, we have foreign net operating losses that have an indefinite life. Generally, we are no longer subject to non-U.S. income tax examinations by tax authorities for tax years prior to 2008. We are no longer subject to examination by U.S federal income tax authorities for tax years prior to 2010.