Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Net loss from continuing operations	$ (73,193)	$ (87,945)
Net gain (loss) from discontinued operations	3,018	(9,009)
Adjustments to reconcile net loss to net cash used in operating activities of continuing operations:
Depreciation and amortization	2,216	2,905
Stock-based compensation expense	4,886	7,328
Amortization of Debt Discount and Royalty Interest Financing	6,210	2,253
Change in fair value of contingent consideration	(5,139)	3,647
Loss on disposal of assets and impairment charges	78	112
Loss on extinguishment of debt and write off of deferred issuance costs	1,450	648
Deferred income taxes		(10,781)
Changes in operating assets and liabilities:
Receivables, net	(6,626)	(11,019)
Prepaid expenses and other assets	1,331	54
Inventories	(14,990)	(1,107)
Accounts payable and accrued expenses	31,235	(3,069)
Net cash used in operating activities of continuing operations	(52,542)	(96,974)
Cash flows from investing activities of continuing operations:
Purchase of property and equipment	(473)	(819)
Payments for licenses	(1,643)	(1,588)
Cash acquired from Kuur acquisition		1,425
Purchases of short-term investments	(9,087)	(68,672)
Sales and maturities of short-term investments	18,633	192,393
Net cash provided by investing activities of continuing operations	7,430	122,739
Cash flows from financing activities of continuing operations:
Proceeds from sale of stock	25,582	133
Proceeds from issuance of royalty financing liability	81,500
Proceeds from issuance of warrants and pre-funded warrants	11,050
Proceeds from exercise of stock options		1,579
Repurchase of treasury stock	(272)	(79)
Costs incurred related to the sale of stock	(1,360)
Costs incurred related to the issuance of warrants and pre-funded warrants	(684)
Costs incurred related to the issuance of royalty financing liability	(4,982)
Costs incurred related to the prepayment of debt	(5,969)
Repayment of finance lease obligations and long-term debt and royalty financing liability	(102,613)	(225)
Net cash provided by financing activities of continuing operations	2,252	1,408
Net (decrease) increase in cash, cash equivalents, and restricted cash from continuing operations	(42,860)	27,173
Net cash used in operating activities of discontinued operations	(8,078)	(6,992)
Net cash provided by (used in) investing activities of discontinued operations	37,967	(16,377)
Net cash used in financing activities of discontinued operations	(791)	(56)
Net increase (decrease) in cash and cash equivalents from discontinued operations	29,098	(23,425)
Cash, cash equivalents, and restricted cash, beginning of period	51,702	86,087
Effect of exchange rate changes on cash, cash equivalents, and restricted cash	2,472	259
Cash, cash equivalents, and restricted cash, end of period (See Note 5)	40,412	90,094
Supplemental cash flow disclosures
Interest paid	9,767	11,878
Interest paid by discontinued operations	15	16
Non-cash investing and financing activities:
Accrued purchases of property and equipment from continuing operations		28
Accrued purchases of property and equipment from discontinued operations	911	3,072
Accrued purchases of licenses	850	1,600
ROU assets derecognized from modification of operating lease obligations	(128)	(113)
ROU assets recognized in exchange for operating lease obligations	$ 78	$ 86