Segment Information - Segment Revenue, Operating (Loss) Income and Depreciation and Amortization (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Segment Reporting Information [Line Items]
Revenue	$ 26,106	$ 34,995	$ 49,109	$ 57,292
Operating (loss) income	(4,900)	9,483	(8,341)	9,576
Depreciation and amortization	2,320	1,906	4,696	3,766
Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenue	26,106	34,995	49,109	57,292
Operating (loss) income	(1,892)	12,373	(2,529)	15,000
Operating Segments [Member] | Medical Device [Member]
Segment Reporting Information [Line Items]
Revenue	18,453	27,907	35,361	44,103
Operating (loss) income	(5,612)	8,564	(9,404)	7,971
Depreciation and amortization	2,133	1,721	4,327	3,373
Operating Segments [Member] | In Vitro Diagnostics [Member]
Segment Reporting Information [Line Items]
Revenue	7,653	7,088	13,748	13,189
Operating (loss) income	3,720	3,809	6,875	7,029
Depreciation and amortization	86	88	172	193
Corporate Non Segment [Member]
Segment Reporting Information [Line Items]
Operating (loss) income	(3,008)	(2,890)	(5,812)	(5,424)
Depreciation and amortization	$ 101	$ 97	$ 197	$ 200