Balance Sheet Components (Tables)

6 Months Ended

Jun. 30, 2018

Balance Sheet Related Disclosures [Abstract]

Summary of Property and Equipment

Property and equipment consist of the following (in thousands):

	June 30, 2018			December 31, 2017
Scientific equipment	$	8,160		$	5,935
Furniture and equipment		1,172			1,064
Capitalized software		278			278
Leasehold improvements		418			331
Total		10,028			7,608
Less: Accumulated depreciation		(5,145	)		(4,461	)
Property and equipment, net	$	4,883		$	3,147

Summary of Accrued Liabilities

Accrued liabilities consist of the following (in thousands):

	June 30, 2018		December 31, 2017
Clinical research and development	$	8,458	$	5,981
Payroll related liabilities		4,095		4,412
Other		1,000		1,246
Total accrued liabilities	$	13,553	$	11,639