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Debt and Warrants (Tables)
3 Months Ended
Mar. 31, 2016
Debt Disclosure [Abstract]  
Schedule of Long-Term Debt and Unamortized Discount Balances

Long-term debt and unamortized discount balances are as follows (in thousands):

 

 

 

March 31,

2016

 

 

December 31,

2015

 

Face value of term loan

 

$

15,000

 

 

$

15,000

 

Exit fee

 

 

755

 

 

 

755

 

Unamortized debt discount associated with exit fee, debt

   issuance costs, warrants and loan origination fees

 

 

(676

)

 

 

(742

)

Term loan, net

 

$

15,079

 

 

$

15,013

 

 

Schedule of Future Minimum Payments under Oxford Term Loan

As of March 31, 2016, future minimum payments under the Oxford Loan were as follows (in thousands):

 

 

Year ending December 31,

 

 

 

 

2016 (remaining nine months)

 

$

782

 

2017

 

 

6,554

 

2018

 

 

6,554

 

2019

 

 

4,031

 

Total future minimum payments

 

 

17,921

 

Less: unamortized interest

 

 

(2,166

)

Less: exit fee

 

 

(755

)

Present value of loan payments

 

$

15,000

 

 

Schedule of Shares of Common Stock Warrants Outstanding

The Company had the following shares of common stock warrants outstanding as of March 31, 2016:

 

 

 

 

 

 

 

 

 

Shares

 

 

 

 

 

 

 

 

 

Outstanding as of

 

 

 

 

 

Per Share Exercise

 

 

March 31,

 

Issuance Date

 

Expiration Date

 

Price

 

 

2016

 

November 2011

 

November 2018

 

$

10.14

 

 

 

11,835

 

May 2013

 

May 2023

 

$

108.18

 

 

 

1,039

 

June 2014

 

June 2021

 

$

10.14

 

 

 

51,783

 

 

 

 

 

 

 

 

 

 

64,657