Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (97,090,824)	$ (49,044,477)
Adjustments to reconcile net loss to net cash used in operating activities:
Change in fair value of contingent consideration liability	700,000	16,265,010
Impairment loss on construction-in-progress	11,370,000
Impairment loss on intangible assets	579,497
Stock-based compensation expense	5,518,890	2,576,006
Depreciation and amortization	551,301	428,878
Unrealized losses (gains) on foreign currency exchange	383,721	(19,073)
Changes in operating assets and liabilities:
Accounts receivable	4,181,366	(3,589,024)
Prepaid expenses and other current assets	(5,907,878)	(1,371,312)
Accounts payable	1,422,200	594,060
Accrued expenses and other liabilities	(2,299,368)	6,987,815
Income tax and R&D incentive receivables	2,353,154	(7,133,698)
Net cash used in operating activities	(78,237,941)	(34,305,815)
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from sales and maturities of short-term investments	107,426,876	56,406,564
Purchases of short-term investments	(7,592,100)	(128,289,919)
Purchases of property and equipment, net	(12,117,111)	(203,957)
Cash paid for internally developed patents	(194,538)	(138,464)
Net cash provided by (used in) investing activities	87,523,127	(72,225,776)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments of deferred offering costs	(118,522)
Proceeds from exercises of warrants		41,038,458
Proceeds from issuance of common stock in at-the-market offerings, net	64,815,379	48,156,072
Proceeds from issuance of common stock and pre-funded warrants in public offering, net		124,027,815
Proceeds from issuance of notes payable		632,000
Payments of notes payable		(632,000)
Proceeds from issuance of common stock from Employee Stock Purchase Plan	224,472	135,471
Proceeds from exercises of stock options	176,454	128,896
Net cash provided by financing activities	65,097,783	213,486,712
Net increase in cash and cash equivalents and restricted cash	74,382,969	106,955,121
Cash, cash equivalents and restricted cash at beginning of period	115,951,981	8,996,860
Cash, cash equivalents and restricted cash at end of period	190,334,950	115,951,981
SUPPLEMENTAL CASH FLOW INFORMATION:
Cash paid for interest		1,791
SUPPLEMENTAL NON-CASH ACTIVITIES:
Common stock issued related to contingent consideration liability	17,200,000	13,625,010
Operating lease liability and right of use asset addition	$ 72,047	$ 338,212