Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2016

Commitments and Contingencies Disclosure [Abstract]

Commitment Payment to Strategic Business Partners

The table below summarizes contingent, potential milestone payments due to strategic partners in the years 2017 and beyond, assuming all such contingencies occur (in thousands):

Year ending December 31,	Milestone Payments
2017	$	9,462
2018	3,788
2019	250
2020	—
Total	$	13,500