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Reportable Segment Information - Segment Revenue, Operating (Loss) Income and Depreciation and Amortization (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2021
Segment Reporting Information [Line Items] |  |  |
Revenue | $ 132,584 | $ 99,951 | $ 105,136
Operating income (loss) | 5,150 | (22,097) | 6,703
Depreciation and amortization | 8,522 | 9,142 | 8,017
Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 132,584 | 99,951 | 105,136
Operating income (loss) | 17,721 | (9,850) | 18,453
Operating Segments [Member] | Medical Device [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 105,783 | 72,389 | 78,253
Operating income (loss) | 5,084 | (22,923) | 4,683
Depreciation and amortization | 7,874 | 8,368 | 7,224
Operating Segments [Member] | In Vitro Diagnostics [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 26,801 | 27,562 | 26,883
Operating income (loss) | 12,637 | 13,073 | 13,770
Depreciation and amortization | 321 | 355 | 395
Corporate [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating income (loss) | (12,571) | (12,247) | (11,750)
Depreciation and amortization | $ 327 | $ 419 | $ 398

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