Balance Sheet Details (Tables)

3 Months Ended

Mar. 31, 2020

Balance Sheet Details [Abstract]

Property and Equipment

	March 31, 2020		December 31, 2019
Laboratory equipment	$	6,127,000	$	6,047,000
Furniture and fixtures		646,000		646,000
Office and computer equipment		334,000		323,000
Leasehold improvements		3,352,000		3,329,000
Total		10,459,000		10,345,000
Less: accumulated depreciation		(8,454,000)		(8,158,000)
Property and equipment, net	$	2,005,000	$	2,187,000