Debt	9 Months Ended
Sep. 30, 2017
Debt Disclosure [Abstract]
Debt	3. Debt On August 4, 2016, the Company repaid in full the entire $4.5 million of outstanding principal and interest under the Loan and Security Agreement (the “Loan Agreement”) between the Company and Square 1 Bank (“Square 1”). In connection with such repayment, the Loan Agreement was terminated, and all security, liens or other encumbrances on assets of the Company were released. The Company incurred $82,685 of loan origination costs related to this credit facility. The remaining unamortized costs of approximately $38,000 were charged to interest expense upon the payment of the loan in August 2016. In connection with the funding of the term loan, the Company issued to Square 1 a warrant to purchase 22,881 shares of the Company’s common stock at an exercise price of $5.90 per share, the closing price of the Company’s common stock on the day of funding of the credit facility. During July 2016, Square 1 converted its warrant by a “cashless” conversion and received 9,887 shares of the Company’s common stock. The value determined for the warrant at the time of the grant of $108,122 was recorded as a debt discount, as well as to stockholders’ equity. The remaining unamortized debt discount associated with the warrant of approximately $59,000 was charged to interest expense upon the payment of the loan in August 2016.

Debt

9 Months Ended

Sep. 30, 2017

3. Debt

On August 4, 2016, the Company repaid in full the entire $4.5 million of outstanding principal and interest under the Loan and Security Agreement (the “Loan Agreement”) between the Company and Square 1 Bank (“Square 1”). In connection with such repayment, the Loan Agreement was terminated, and all security, liens or other encumbrances on assets of the Company were released.

The Company incurred $82,685 of loan origination costs related to this credit facility. The remaining unamortized costs of approximately $38,000 were charged to interest expense upon the payment of the loan in August 2016.

In connection with the funding of the term loan, the Company issued to Square 1 a warrant to purchase 22,881 shares of the Company’s common stock at an exercise price of $5.90 per share, the closing price of the Company’s common stock on the day of funding of the credit facility. During July 2016, Square 1 converted its warrant by a “cashless” conversion and received 9,887 shares of the Company’s common stock. The value determined for the warrant at the time of the grant of $108,122 was recorded as a debt discount, as well as to stockholders’ equity. The remaining unamortized debt discount associated with the warrant of approximately $59,000 was charged to interest expense upon the payment of the loan in August 2016.