Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 361,293	$ 396,465
Accounts receivable (less allowance for credit losses of $1,000 and $419 as of June 30, 2022 and December 31, 2021, respectively)	19,683	23,786
Inventory	21,985	22,190
Prepaid expenses and other current assets	10,237	6,514
Total current assets	413,198	448,955
Restricted cash	2,594	2,577
Property and equipment, net	22,295	17,960
Intangible assets, net	8,527	10,534
Goodwill	8,675	9,632
Right-of-use assets	32,935	11,491
Other non-current assets	377	378
Total assets	488,601	501,527
Current liabilities:
Accounts payable	5,983	9,209
Accrued compensation and benefits	10,638	13,252
Other accrued expenses	4,799	6,486
Deferred revenue	12,157	6,361
Short term lease liabilities	2,696	1,428
Other current liabilities	396	241
Total current liabilities	36,669	36,977
Deferred revenue, net of current portion	1,531	1,099
Long term lease liabilities	43,135	20,464
Other non-current liabilities	1,810	2,035
Commitments and contingencies (Note 11)
Stockholders' equity:
Common stock, $0.001 par value: Authorized-120,000,000 shares as of June 30, 2022 and December 31, 2021; issued and outstanding - 36,974,827 and 36,768,035 shares as of June 30, 2022 and December 31, 2021, respectively	37	37
Additional paid-in capital	756,139	745,936
Accumulated other comprehensive (loss) income	(2,203)	441
Accumulated deficit	(348,517)	(305,462)
Total stockholders' equity	405,456	440,952
Total liabilities and stockholders' equity	$ 488,601	$ 501,527