Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash Flows from Operating Activities:
Net loss	$ (471,341)	$ (130,004)	$ (10,879)
Reconciliation of net loss to net cash used in operating activities:
Stock-based compensation	5,622	711	86
Depreciation and amortization	699	77	25
Amortization of right-of-use asset	2,576	228	130
Amortization of debt discount	373	1,610	137
Change in fair value of warrants liability	138,436	75,363	0
Change in fair value of embedded derivative	0	406	80
Change in fair value of convertible equity security	0	9,647	0
Loss on disposal of fixed assets	0	28	0
Reclassification of expensed payments made to arrangers of convertible security	0	3,500	0
Unrealized loss on foreign currency transactions	(1,469)	34	12
Changes in operating assets and liabilities:
Prepaid expenses and other assets	(43,795)	(13,823)	11
Accounts payable and accrued expenses	66,253	9,213	2,685
Customer deposits	2,773	2,581	588
Change in operating lease liability	(1,395)	2,423	(135)
Net cash used in operating activities	(301,269)	(38,006)	(7,260)
Cash Flows from Investing Activities:
Purchase of property and equipment and intangible asset	(134,386)	(676)	(14)
Net cash used in investing activities	(134,386)	(676)	(14)
Cash Flows from Financing Activities:
Proceeds from the issuance of bridge notes	0	5,372	3,578
Proceeds from issuance of convertible notes	667,500	0	0
Payments for debt issuance costs	(209)	0	0
Payments made for capped call options	(96,788)	0	0
Payments made to initial purchasers for convertible notes	(8,314)	0	0
Proceeds from exercise of warrants	89,023	0	0
Payments for stock issuance costs and redemption of unexercised warrants	(22)	0	0
Payments to tax authorities for statutory withholding taxes	0	46,500	0
Payments to tax authorities for statutory withholding taxes	(9,869)	0	0
Proceeds from recapitalization of Spartan shares, net of redemptions and issuance costs		976,023	0
Proceeds from the exercise of stock options	5,616	87	8
Net cash provided by financing activities	646,937	1,027,982	3,586
Net increase (decrease) in cash and cash equivalents	211,281	989,300	(3,688)
Cash and cash equivalents, beginning of the period	991,158	1,858	5,546
Cash and cash equivalents, end of the period	1,202,439	991,158	1,858
Supplemental disclosure of cash flow information
Cash paid for interest	0	0	0
Cash paid for income taxes	$ 0	$ 0	$ 0