Reportable Segment Information - Segment Revenue, Operating (Loss) Income and Depreciation and Amortization (Detail) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020
Segment Reporting Information [Line Items]
Revenue	$ 99,951	$ 105,136	$ 94,864
Operating (loss) income	(22,097)	6,703	(1,251)
Depreciation and amortization	9,142	8,017	7,263
Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenue	99,951	105,136	94,864
Operating (loss) income	(9,850)	18,453	8,525
Operating Segments [Member] | Medical Device [Member]
Segment Reporting Information [Line Items]
Revenue	72,389	78,253	71,401
Operating (loss) income	(22,923)	4,683	(3,246)
Depreciation and amortization	8,368	7,224	6,223
Operating Segments [Member] | In Vitro Diagnostics [Member]
Segment Reporting Information [Line Items]
Revenue	27,562	26,883	23,463
Operating (loss) income	13,073	13,770	11,771
Depreciation and amortization	355	395	483
Corporate [Member]
Segment Reporting Information [Line Items]
Operating (loss) income	(12,247)	(11,750)	(9,776)
Depreciation and amortization	$ 419	$ 398	$ 557