v3.8.0.1

Reportable Segment Information - Segment Revenue, Operating Income and Depreciation and Amortization (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2015
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue | $ 20,058 | $ 17,790 | $ 17,503 | $ 17,761 | $ 18,154 | $ 19,972 | $ 16,699 | $ 16,541 | $ 73,112 | $ 71,366 | $ 61,898
Operating income (loss) | $ 415 | $ 1,743 | $ 1,677 | $ 3,268 | $ 4,083 | $ 6,597 | $ 2,240 | $ 3,939 | 7,103 | 16,859 | 19,089
Depreciation and amortization |  |  |  |  |  |  |  |  | 5,555 | 4,873 | 2,805
Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Operating income (loss) |  |  |  |  |  |  |  |  | 15,195 | 24,090 | 25,676
Operating Segments [Member] | Medical Device [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 53,983 | 53,202 | 45,944
Operating income (loss) |  |  |  |  |  |  |  |  | 6,902 | 16,975 | 21,192
Depreciation and amortization |  |  |  |  |  |  |  |  | 4,453 | 3,261 | 1,138
Operating Segments [Member] | In Vitro Diagnostics [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 19,129 | 18,164 | 15,954
Operating income (loss) |  |  |  |  |  |  |  |  | 8,293 | 7,115 | 4,484
Depreciation and amortization |  |  |  |  |  |  |  |  | 412 | 789 | 873
Corporate [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Operating income (loss) |  |  |  |  |  |  |  |  | (8,092) | (7,231) | (6,587)
Depreciation and amortization |  |  |  |  |  |  |  |  | $ 690 | $ 823 | $ 794

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