Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 64,772	$ 27,344
Short-term investments	187,653	72,864
Inventory	10,858	3,543
Prepaid expenses and other current assets	10,950	5,404
Deferred transaction costs	0	3,929
Total current assets	274,233	113,084
Restricted cash	856	1,006
Other long-term assets	7,167	4,548
Intangibles, net	26,932	59
Goodwill	110,881	0
Total assets	420,069	118,697
Current liabilities:
Accounts payable	16,094	8,066
Accrued liabilities	11,206	4,984
Deferred revenue	1,993	1,272
Earn-out liabilities	23,205	0
Warrant liabilities	0	906
Total current liabilities	52,498	15,228
Earn-out liabilities	11,200	0
Other long-term liabilities	1,218	381
Total liabilities	64,916	15,609
Commitments and contingencies (Note 12)
Mezzanine equity:
Redeemable convertible preferred stock par value $0.0001, 275,000,000 and 95,997,674 shares authorized and nil and 93,328,118 shares issued and outstanding as of September 30, 2021 and December 31, 2020, respectively; liquidation preference of nil and $268,452 as of September 30, 2021 and December 31, 2020, respectively	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 195,439,626 and 46,025,754 shares issued and outstanding as of September 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 September 30, 2021; Class F shares, par value $0.0001, 6,941,352 shares authorized, issued, and outstanding as of December 31, 2020	20	0
Additional paid-in capital	602,975	24,429
Accumulated other comprehensive loss	(52)	(11)
Accumulated deficit	(247,790)	(171,292)
Total stockholders' equity (deficit)	355,153	(146,874)
Total liabilities, mezzanine equity, and stockholders' equity (deficit)	$ 420,069	$ 118,697