Other Financial Information - (Notes)

9 Months Ended

Sep. 30, 2019

Other Financial Information [Abstract]

Note 3. Other Financial Information

Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consist of the following (in thousands):


	September 30, 2019		December 31, 2018
Diagnostic testing supplies	$	916	$	1,174
Prepaid product royalties	137		176
Prepaid maintenance and insurance contracts	619		698
Other prepaid assets	14		148
Prepaid and other current assets	$	1,686	$	2,196

Property and Equipment

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


	September 30, 2019		December 31, 2018
Furniture and fixtures	$	25	$	25
Laboratory equipment	2,228		1,855
Computer equipment and software	851		796
Leasehold improvements	423		399
Construction in progress	71		310
Total property and equipment	3,598		3,385
Less: accumulated depreciation and amortization	(2,284)		(1,819)
Property and equipment, net	$	1,314	$	1,566

Depreciation and amortization expense for the three months ended September 30, 2019 and 2018 was approximately $0.1 million and $0.2 million, respectively, and for the nine months ended September 30, 2019 and 2018, was approximately $0.5 million and $0.4 million, respectively. At September 30, 2019 and December 31, 2018, the gross book value of assets under capital lease was $0.8 million and $0.4 million, respectively, and is classified in "Laboratory equipment" in the table above.

Accrued Liabilities

Accrued liabilities consist of the following (in thousands):


	September 30, 2019		December 31, 2018
Accrued payroll and related expenses	$	2,850	$	2,111
Accrued deferred offering costs	1,598		355
Accrued interest	182		178
Accrued purchases of goods and services	292		243
Accrued royalties	708		602
Accrued clinical study activity	43		146
Capital lease obligations, current portion	179		81
Other accrued liabilities	597		207
Accrued liabilities	$	6,449	$	3,923