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Description of Business (Details) - USD ($)	1 Months Ended	3 Months Ended						9 Months Ended
	Dec. 31, 2021	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 14, 2021
Subsidiary, Sale of Stock [Line Items]
Net income (loss) attributable to parent		$ (20,276,000)	$ (23,471,000)	$ (17,501,000)	$ (19,433,000)	$ (15,601,000)	$ 6,401,000	$ (61,248,000)	$ (28,633,000)
Net cash used in operating activities								76,138,000	24,344,000
Accrued litigation settlement								(15,000,000)	$ (15,000,000)
Cash and cash equivalents	$ 146,256,000	65,572,000						65,572,000
Accumulated deficit	422,882,000	$ 484,130,000						$ 484,130,000
Pharmakon Term Loans | Secured Debt
Subsidiary, Sale of Stock [Line Items]
Debt instrument, face amount	125,000,000
Tranche A Loan | Secured Debt
Subsidiary, Sale of Stock [Line Items]
Debt instrument, face amount	75,000,000									$ 75,000
Proceeds from issuance of secured debt	68,695,000
Tranche B Loan | Secured Debt
Subsidiary, Sale of Stock [Line Items]
Debt instrument, face amount	$ 50,000,000									$ 50,000

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