Subsequent Event

9 Months Ended

Sep. 30, 2013

Subsequent Events [Abstract]

Subsequent Event

NOTE 12 — SUBSEQUENT EVENT

In October 2013, the Company entered into a lease agreement for approximately 44,000 square feet of laboratory space located in San Francisco, California that it expects to occupy beginning in July 2014. The lease agreement expires in July 2024. The Company has an option to extend the lease term for an additional five years.

The future minimum rental payments required under this lease are as follows:

Years Ending December 31,	Annual Payments
2013 (remainder of year)	$	175
2014		175
2015		2,120
2016		2,184
2017		2,249
2018 and thereafter		16,579
Total	$	23,482

In addition to the future minimum rental payments included in the table above, this lease agreement also requires the Company to make additional payments during the lease term for taxes, insurance, and other operating expenses.