Income Taxes	6 Months Ended
Jun. 30, 2016
Income Tax Disclosure [Abstract]
Income Taxes	11. Income Taxes The (provision) benefit for income taxes for the six months ended June 30, 2016 and 2015 reflects current taxes, deferred taxes, and withholding taxes in certain foreign jurisdictions. The effective tax rate for the six months ended June 30, 2016 and 2015 was 0% and 0%, respectively. The valuation allowance against net deferred tax assets as of June 30, 2016 was $20,023, an increase of $4,603 from $15,420 as of December 31, 2015.

Income Taxes

6 Months Ended

Jun. 30, 2016

11. Income Taxes

The (provision) benefit for income taxes for the six months ended June 30, 2016 and 2015 reflects current taxes, deferred taxes, and withholding taxes in certain foreign jurisdictions. The effective tax rate for the six months ended June 30, 2016 and 2015 was 0% and 0%, respectively. The valuation allowance against net deferred tax assets as of June 30, 2016 was $20,023, an increase of $4,603 from $15,420 as of December 31, 2015.