Commitments and Contingencies

12 Months Ended

Dec. 31, 2016

Commitments and Contingencies Disclosure [Abstract]

Commitments and Contingencies

9.    Commitments and Contingencies

The Company has a lease for its corporate headquarters which expires on June 30, 2019. The lease is for a total of 5,275 square feet of office space located in South San Francisco, California. Rental expense for the years ended December 31, 2016 and 2015 was $208,000 and $210,000, respectively. The future minimum lease payments required under the lease are as follows:

	Amount
	(in thousands)
2017		215
2018		221
2019		112
Total lease obligations	$	548