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Acquisitions - Unaudited Pro Forma Summary of Operations (Details) - BioDelivery Sciences International, Inc - USD ($) $ in Thousands |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jan. 01, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Business Acquisition [Line Items] |  |  |  |  |
Total revenues |  | $ 127,013 | $ 119,934 | $ 363,664 | $ 373,055
Net (loss) income |  | $ 12,603 | $ (14,725) | $ (6,347) | $ 10,089
Acquisition costs | $ 14,718 |  |  |  |
Employee severance related expense | $ 8,008 |  |  |  |

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