Balance Sheet Details

9 Months Ended

Sep. 30, 2018

Balance Sheet Related Disclosures [Abstract]

Note 5. Balance Sheet Details

Prepaid expenses and other current assets consisted of the following as of September 30, 2018 and December 31, 2017:

(in thousands)	September 30, 2018		December 31, 2017
Prepaid expenses	$	255	$	704
Other current assets		193		355
Total	$	448	$	1,059

Property and equipment, net consisted of the following:

(in thousands)	September 30, 2018			December 31, 2017
Research equipment	$	2,656		$	1,620
Computers and software		208			97
Office equipment and furniture		524			255
Leasehold improvements		58			44
Total		3,446			2,016
Less accumulated depreciation and amortization		(1,382	)		(967	)
Property and equipment, net	$	2,064		$	1,049

Depreciation and amortization expense was $0.2 million and $0.1 million for the three months ended September 30, 2018 and 2017, respectively, and $0.4 million and $0.3 million for nine months ended September 30, 2018 and 2017, respectively.

Accrued liabilities consisted of the following as of September 30, 2018 and December 31, 2017:

(in thousands)	September 30, 2018		December 31, 2017
Accrued compensation	$	1,468	$	1,812
Other accrued liabilities		776		981
Total	$	2,244	$	2,793