Acquisition - Schedule of Purchase Consideration (Detail) - V-Go $ in Thousands	May 31, 2022 USD ($)
Fair value of consideration:
Cash consideration	$ 15,341
Fair value of contingent consideration	610	[1]
Total	$ 15,951

[1] Subsequent changes in the fair value are reported in general and administrative expenses. As of June 30, 2023, the fair value of the contingent milestone liability was $0.6 million. The fair value of the contingent milestone liability as of December 31, 2022 was consistent with the fair value on the acquisition date.