Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 107,145	$ 27,344
Short-term investments	210,178	72,864
Inventory	6,590	3,543
Prepaid expenses and other current assets	12,429	5,404
Deferred transaction costs	0	3,929
Total current assets	336,342	113,084
Restricted cash	856	1,006
Other long-term assets	7,762	4,607
Goodwill	2,739	0
Total assets	347,699	118,697
Current liabilities:
Accounts payable	15,564	8,066
Accrued liabilities	10,761	4,984
Deferred revenue	1,019	1,272
Warrant liabilities	0	906
Total current liabilities	27,344	15,228
Warrant liabilities	25,406	0
Other long-term liabilities	1,895	381
Total liabilities	54,645	15,609
Commitments and contingencies (Note 12)
Mezzanine equity:
Total mezzanine equity	0	249,962
Stockholders' equity (deficit):
Common stock – Class A shares, par value $0.0001, 2,750,000,000 and 166,696,759 shares authorized and 184,866,219 and 46,025,754 shares issued and outstanding as of June 30, 2021 and December 31, 2020, respectively; Class V shares, par value $0.0001, 10,000,000 shares authorized and 8,377,623 shares issued and outstanding as of June 30, 2021; Class F shares, par value $0.0001, 6,941,352 shares authorized, issued, and outstanding as of December 31, 2020	19	0
Additional paid-in capital	524,924	24,429
Accumulated other comprehensive loss	(40)	(11)
Accumulated deficit	(231,849)	(171,292)
Total stockholders' equity (deficit)	293,054	(146,874)
Total liabilities, mezzanine equity, and stockholders' equity (deficit)	$ 347,699	$ 118,697