Balance Sheet Details - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Debt securities, impairment losses	$ 0	$ 0
Debt securities, available-for-sale, unrealized gain (loss)	32,000	(13,000)
Debt securities, available-for-sale, realized gain (loss)	1,000	0
Total inventory	42,110,000	54,573,000
Depreciation and amortization	2,899,000	2,889,000
Construction in Progress, Gross	6,300,000	5,400,000
ZYNRELEF
Total inventory	11,200,000	30,900,000
Cost of product sales, charges	20,300,000	8,900,000
SUSTOL
Total inventory	4,100,000	2,600,000
CINVANTI
Total inventory	26,400,000	19,900,000
APONVIE
Total inventory	$ 400,000	$ 1,200,000