Segment Information - Segment Revenue, Operating (Loss) Income and Depreciation and Amortization (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Reporting Information [Line Items]
Revenue	$ 24,854	$ 23,873	$ 73,963	$ 81,165
Operating (loss) income	(7,143)	(2,384)	(15,484)	7,192
Depreciation and amortization	2,206	1,844	6,902	5,610
Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenue	24,854	23,873	73,963	81,165
Operating (loss) income	(3,921)	887	(6,450)	15,887
Operating Segments [Member] | Medical Device [Member]
Segment Reporting Information [Line Items]
Revenue	17,528	16,755	52,889	60,858
Operating (loss) income	(7,308)	(2,491)	(16,712)	5,480
Depreciation and amortization	2,020	1,631	6,347	5,004
Operating Segments [Member] | In Vitro Diagnostics [Member]
Segment Reporting Information [Line Items]
Revenue	7,326	7,118	21,074	20,307
Operating (loss) income	3,387	3,378	10,262	10,407
Depreciation and amortization	88	121	260	314
Corporate Non Segment [Member]
Segment Reporting Information [Line Items]
Operating (loss) income	(3,222)	(3,271)	(9,034)	(8,695)
Depreciation and amortization	$ 98	$ 92	$ 295	$ 292