Indebtedness	9 Months Ended
Sep. 30, 2016
Debt Disclosure [Abstract]
Indebtedness	Indebtedness Term Loan On March 1, 2016, the Company prepaid all outstanding amounts owed to Silicon Valley Bank ("SVB") under the Loan and Security Agreement, dates May 27, 2010, as amended September 4, 2012, November 25, 2014, and December 4, 2015 (the "Loan Agreement"). These obligations included the outstanding principal and interest of $13.8 million and a prepayment penalty of $0.2 million. In addition, the Company was required to pay a final payment equal to 6% of the amounts borrowed under the Loan Agreement, or $0.9 million, of which $0.4 million was accrued as of March 1, 2016. In addition, as a result of the prepayment, the Company wrote off the unamortized debt issuance costs and debt discount of $0.2 million. In connection with the prepayment, the Company has recorded a loss on extinguishment of debt of $0.9 million, which is included in other expense on the condensed consolidated statement of operations and comprehensive income (loss) for the nine months ending September 30, 2016.

Indebtedness

9 Months Ended

Sep. 30, 2016

Term Loan

On March 1, 2016, the Company prepaid all outstanding amounts owed to Silicon Valley Bank ("SVB") under the Loan and Security Agreement, dates May 27, 2010, as amended September 4, 2012, November 25, 2014, and December 4, 2015 (the "Loan Agreement"). These obligations included the outstanding principal and interest of $13.8 million and a prepayment penalty of $0.2 million. In addition, the Company was required to pay a final payment equal to 6% of the amounts borrowed under the Loan Agreement, or $0.9 million, of which $0.4 million was accrued as of March 1, 2016. In addition, as a result of the prepayment, the Company wrote off the unamortized debt issuance costs and debt discount of $0.2 million. In connection with the prepayment, the Company has recorded a loss on extinguishment of debt of $0.9 million, which is included in other expense on the condensed consolidated statement of operations and comprehensive income (loss) for the nine months ending September 30, 2016.