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Inventory - Additional Information (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Inventory [Line Items]
Total inventory	$ 61,318		$ 48,382
ZYNRELEF
Inventory [Line Items]
Total inventory	37,400		23,600
Cost of product sales, charges	2,500
SUSTOL
Inventory [Line Items]
Total inventory	2,500		1,700
Cost of product sales, charges		$ 3,100
CINVANTI
Inventory [Line Items]
Total inventory	$ 21,400		$ 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Paragraph 1
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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 220
-SubTopic 10
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-Paragraph 2
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-URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227

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