CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash Flows From Operating Activities
Net loss	$ (58,174)	$ (52,160)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	6,047	1,677
Deferred income taxes	342	(6,094)
Stock-based compensation	7,949	3,593
Change in fair value of convertible promissory notes	0	25,107
Change in fair value of contingent consideration	750	0
Gain on extinguishment of loan payable	0	(636)
Other	(105)	(11)
Preferred stock warrant liability expense	0	3,440
Changes in operating assets and liabilities:
Receivables under development arrangements	1,115	1,109
Prepaid expenses and other current assets	1,701	(921)
Operating lease right-of-use assets and liabilities	(277)	2,653
Other long-term assets	(47)	(1,853)
Accounts payable	659	2,744
Accrued expenses and other liabilities	(5,132)	(404)
Deferred revenue	1,444	(16)
Net cash used in operating activities	(43,728)	(21,772)
Cash Flows From Investing Activities
Purchases of property and equipment	(10,745)	(24,111)
Acquisitions, net of cash acquired	(8,000)	(28,130)
Proceeds from property insurance settlements	665	0
Net cash used in investing activities	(18,080)	(52,241)
Cash Flows From Financing Activities
Proceeds from issuance of redeemable convertible preferred units and stock, net of issuance costs	0	4,944
Proceeds from issuance of long-term debt	9,407	0
Principal payments on long-term debt	(3,698)	(139)
Principal payments on finance lease obligations	(1,372)	(772)
Proceeds from issuance of common stock, net of issuance costs	428	69
Proceeds from issuance of convertible promissory notes	0	125,000
Net cash (used in) provided by financing activities	4,765	129,102
Net (decrease) increase in cash, cash equivalents, and restricted cash	(57,043)	55,089
Cash, cash equivalents and restricted cash - Beginning of year	279,926	71,708
Cash, cash equivalents, and restricted cash - End of period	222,883	126,797
Supplemental Disclosure of Cash Flow Information
Cash paid during the period for interest	360	315
Supplemental Disclosure of Non-Cash Investing and Financing Activities
Property and equipment purchased under finance lease	0	1,729
Right-of-use assets obtained in exchange for operating lease obligation	0	3,330
Cash paid for amounts included in the measurement of operating lease liabilities	1,141	508
Property and equipment purchases included in accounts payable	1,990	4,187
Deferred offering costs included in accounts payable	$ 0	$ 825