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Debt and Credit Facilities - Debt summary (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Apr. 19, 2022
Debt
Long-term debt, gross	$ 100,402
Original discount	(1,400)
Debt issuance costs	(2,646)
Long-term debt, net	91,695
BTI Warrants
Debt
Original discount	(3,245)
Equity Investment Rights
Debt
Original discount	(1,340)
OnkosXcel Warrants
Debt
Original discount	(614)
OFA
Debt
Maximum borrowing capacity		$ 260,000
Credit Facility
Debt
Maximum borrowing capacity		135,000
Credit Agreement and Guaranty
Debt
Long-term debt, gross	70,402
Revenue Interest Financing Agreement
Debt
Long-term debt, gross	$ 30,000
Maximum borrowing capacity		$ 120,000