Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities:
Net loss	$ (892,869)	$ (2,106,372)	$ (1,836,642)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	70,507	42,552	29,076
Stock-based compensation	229,884	1,930,641	1,606,020
Non-cash customer consideration	(1,373)	(34,263)	(24,185)
Loss on equity method investments	2,635	43,761	77,284
Loss on investments	54,827	53,335	11,543
Change in fair value of notes receivable	2,416	(3,757)	3,508
Change in fair value of warrant liabilities	(5,168)	(124,970)	(58,615)
Change in fair value of contingent consideration liability	(9,168)	1,262	293
Loss (gain) on deconsolidation of subsidiaries	42,502	(31,889)	0
Impairment of long-lived assets	121,404	0	0
Deferred income tax benefit	(801)	(14,609)	0
Loss on disposal of equipment	842	3,091	0
Non-cash lease expense	28,313	19,082
Increase in non-cash in-process research and development	9,182	1,162	0
Amortization of finance lease right-of-use assets	1,047	1,871	0
Non-cash severance and retention bonus expense associated with an acquisition	0	6,152	0
Other non-cash activity	2,147	283	23
Changes in operating assets and liabilities:
Accounts receivable ($(644), $3,040 and $614 from related parties)	50,068	55,024	(114,094)
Prepaid expenses and other current assets	10,473	(8,523)	(3,607)
Operating lease right-of-use assets	9,275	13,233
Other non-current assets	2,570	921	(539)
Accounts payable	(1,183)	(10,844)	(2,247)
Accrued expenses and other current liabilities	16,899	(39,639)	44,796
Deferred revenue, current and non-current ($(17,018), $(19,324) and $40,743 from related parties)	(35,917)	(36,417)	(10,498)
Operating lease liabilities, current and non-current	(22,800)	(10,792)
Deferred rent, non-current			6,032
Other non-current liabilities	452	31	18,620
Net cash used in operating activities	(295,500)	(252,198)	(253,818)
Cash flows from investing activities:
Purchases of property and equipment	(40,801)	(52,271)	(56,521)
Deconsolidation of subsidiaries - cash	(42,980)	(55,721)	0
Business acquisitions, net of cash acquired	0	82,367	(12,040)
Asset acquisitions, net of cash acquired	0	(7,639)	0
Purchases of notes receivable (2022: $10,000 from related party)	350	40,000	0
Proceeds from notes receivable	0	10,000	304
Purchase of investment in equity securities	0	(3,691)	(5,000)
Proceeds from sale of equipment	4,428	0	0
Other	(990)	(439)	0
Net cash used in investing activities	(80,693)	(67,394)	(73,257)
Cash flows from financing activities:
Proceeds from reverse recapitalization, net of redemptions of $867,253 and offering costs of $108,118 (Note 3)	0	0	1,509,629
Proceeds from exercise of stock options	93	240	167
Repurchases of common stock	0	0	(24,998)
Taxes paid related to net share settlement of equity awards	(23)	(981)	(9,463)
Principal payments on finance/capital leases and lease financing obligation	(1,295)	(1,237)	(1,123)
Contributions from non-controlling interests	0	0	59,933
Proceeds from public offering, net of issuance costs	0	99,303	0
Contingent consideration payment	1,411	521	0
Payment of equity issuance costs	(580)	(1,467)	0
Net cash (used in) provided by financing activities	(3,216)	95,337	1,534,145
Effect of foreign exchange rates on cash and cash equivalents	(588)	908	(19)
Net (decrease) increase in cash, cash equivalents and restricted cash	(379,997)	(223,347)	1,207,051
Cash and cash equivalents, beginning of period	1,315,792	1,550,004	380,801
Restricted cash, beginning of period	53,789	42,924	5,076
Cash, cash equivalents and restricted cash, beginning of period	1,369,581	1,592,928	385,877
Cash and cash equivalents, end of period	944,073	1,315,792	1,550,004
Restricted cash, end of period	45,511	53,789	42,924
Cash, cash equivalents and restricted cash, end of period	$ 989,584	$ 1,369,581	$ 1,592,928