Subsequent Events

9 Months Ended

Sep. 30, 2015

Subsequent Events [Abstract]

Subsequent Events

13. Subsequent Events

On November 11, 2015, the Company entered into a non-cancelable property lease with BMR-Sidney Research Campus LLC (“BMR”) for 83,396 square feet of office, laboratory and pilot manufacturing space at 200 Sidney Street, Cambridge, Massachusetts. The lease term is expected to commence in March 2016 and end in November 2023. The Company has the option to extend the lease twice, each for a five-year period. The Company intends to move its corporate headquarters to this location in mid-2016.

Future minimum lease payments, excluding operating expense and real estate taxes, are expected to be approximately $1,760 in 2016, $5,544 in 2017, $5,711 in 2018, $5,882 in 2019, $6,058 in 2020, and $18,223 thereafter. BMR will contribute a total of $12,509 toward the cost of tenant improvements.

The Company is required to provide a $1,400 security deposit, which the Company expects to provide in the form of a letter of credit in the favor of BMR.