Consolidated Balance Sheet - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 109,155	$ 44,429
Accounts receivable (less reserve for doubtful accounts of $162 and $36 as of December 31, 2019 and December 31, 2018, respectively; including $186 and $48 from related parties as of December 31, 2019 and December 31, 2018, respectively)	10,906	6,792
Inventory	10,463	5,945
Prepaid expenses and other current assets	2,137	2,330
Total current assets	132,661	59,496
Restricted cash	1,026	1,000
Property and equipment, net	12,047	2,923
Intangible assets, net	14,307	2,348
Goodwill	9,353	1,308
Other non-current assets	557	536
Total assets	169,951	67,611
Current liabilities:
Accounts payable (including $36 to related parties as of December 31, 2019 and December 31, 2018)	5,777	5,110
Accrued compensation and benefits	6,570	4,449
Other accrued expenses (including $0 and $226 to related parties as of December 31, 2019 and December 31, 2018, respectively)	2,498	3,129
Deferred revenue (including $55 and $33 with related parties as of December 31, 2019 and December 31, 2018, respectively)	4,697	5,437
Current portion of long term debt	75
Other current liabilities	216
Total current liabilities	19,833	18,125
Deferred revenue, net of current portion	466	520
Long term debt, net of current portion	7,587	7,623
Other non-current liabilities	13,407	278
Total liabilities	41,293	26,546
Commitments and contingencies (Note 9)
Stockholders’ equity:
Common stock, $0.001 par value: Authorized - 120,000,000 shares as of December 31, 2019 and December 31, 2018; issued and outstanding - 28,112,201 and 22,369,036 shares as of December 31, 2019 and December 31, 2018, respectively	28	22
Additional paid-in capital	345,027	216,931
Accumulated other comprehensive loss	(153)
Accumulated deficit	(216,244)	(175,888)
Total stockholders’ equity	128,658	41,065
Total liabilities and stockholders’ equity	$ 169,951	$ 67,611