Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities
Net income (loss)	$ 130,558	$ (386,907)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization expense	751	918
Non-cash interest expense (debt discount and deferred costs)	8,858	5,825
Change in fair value of derivatives	(152,169)	255,185
(Gain) Loss on fair value adjustment of option	(41,333)	74,848
Gain on extinguishment of debt and option		(330)
Impairment of option, net	138	1,650
Stock-based compensation expense	6,543	7,134
Changes in assets and liabilities:
Accounts receivable	(151)	(686)
Prepaid expenses and other current assets	504	41
Inventory	(941)	(2,597)
Deposits and other assets	163	(30)
Accounts payable	(519)	(971)
Accrued expenses and other liabilities	(1,070)	1,319
Accrued interest	(257)	326
Net cash used in operating activities	(48,925)	(44,275)
Cash flows from investing activities
Capital expenditures	(255)	(75)
Purchase of marketable securities	(82,807)	(154,918)
Proceeds from sale and maturity of marketable securities	102,594
Net cash provided by (used in) investing activities	19,532	(154,993)
Cash flows from financing activities
Issuance of common stock, net	34,443	200,440
Proceeds from exercise of stock options, stock warrants and ESPP purchases	1,083	4,701
Taxes paid related to net share settlement of equity awards	(1,184)
Proceeds from issuance of Masters preferred stock, net		22,783
Repayment of term loans	(2,926)	(650)
Net cash provided by financing activities	31,416	227,274
Net increase in cash and cash equivalents	2,023	28,006
Cash and cash equivalents, at beginning of period	33,461	18,205
Cash and cash equivalents, at ending of period	35,484	46,211
Supplemental disclosure of cash flow information
Cash paid during the period for interest	5,137	6,149
Lease liabilities arising from obtaining right-of-use assets	$ 2,944
Supplemental disclosure of non-cash investing and financing activities
Issuance of common stock converted from preferred shares		54,166
Issuance of common stock converted from notes payables		$ 4,925