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Inventory - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Inventory [Line Items]
Total inventory	$ 52,239		$ 52,239		$ 48,382
ZYNRELEF
Inventory [Line Items]
Total inventory	36,200		36,200		23,600
Cost of product sales, charges	2,000		4,500
SUSTOL
Inventory [Line Items]
Total inventory	2,600		2,600		1,700
Cost of product sales, charges		$ 400		$ 3,500
CINVANTI
Inventory [Line Items]
Total inventory	$ 13,400		$ 13,400		$ 23,100

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

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-Name Accounting Standards Codification
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- Definition

Nonrecurring impairment charges related to the write-off of production-related equipment and inventory. This tag is used when an Entity charges this cost to cost of goods sold.

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