Balance Sheet Details (Tables)

6 Months Ended

Jun. 30, 2020

Balance Sheet Details [Abstract]

Property and Equipment

	June 30, 2020		December 31, 2019
Laboratory equipment	$	6,381,000	$	6,047,000
Furniture and fixtures		643,000		646,000
Office and computer equipment		342,000		323,000
Leasehold improvements		3,352,000		3,329,000
Total		10,718,000		10,345,000
Less: accumulated depreciation		(8,722,000)		(8,158,000)
Property and equipment, net	$	1,996,000	$	2,187,000