Balance Sheet Components (Tables)

6 Months Ended

Jun. 30, 2018

Balance Sheet Related Disclosures [Abstract]

Inventories

Inventories consisted of the following (in thousands):

	June 30, 2018		December 31, 2017
Work in process	$	6,894	$	1,032
Finished goods		188		67
Total inventories	$	7,082	$	1,099

Prepaid Expenses and Other Current Assets

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

	June 30, 2018		December 31, 2017
Prepaid insurances		1,992		654
Prepaid subscriptions		1,482		1,161
Prepaid other		1,474		528
Interest receivable		849		900
Prepaid rent and maintenance		658		526
Other receivable		353		2,908
Total prepaid expenses and other current assets	$	6,808	$	6,677

Accrued and Other Liabilities

Accrued and other liabilities consist of the following (in thousands):

	June 30, 2018		December 31, 2017
Commercial related	$	3,639	$	1,694
Legal and accounting fees		727		256
Deferred rent		919		879
Current portion of long term obligation to collaborator		451		—
Other		1,720		723
Total accrued and other liabilities	$	7,456	$	3,552