Supplemental Balance Sheet Information - Schedule of Carrying Amount of Goodwill by Segment (Detail) $ in Thousands	9 Months Ended
	Jun. 30, 2024 USD ($)
Goodwill [Line Items]
Goodwill as of September 30, 2023	$ 42,946
Currency translation adjustment	409
Goodwill as of June 30, 2024	43,355
In Vitro Diagnostics [Member]
Goodwill [Line Items]
Goodwill as of September 30, 2023	8,010
Goodwill as of June 30, 2024	8,010
Medical Device [Member]
Goodwill [Line Items]
Goodwill as of September 30, 2023	34,936
Currency translation adjustment	409
Goodwill as of June 30, 2024	$ 35,345