Revenue - Summary of Revenues Disaggregated by Product Classification and Reportable Segment (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Disaggregation Of Revenue [Line Items]
Total revenue	$ 52,483	$ 24,854	$ 104,614	$ 73,963
Product Sales [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	15,667	13,919	45,251	40,227
Royalties [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	34,153	8,795	52,347	26,738
Research, Development and Other [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	2,663	2,140	7,016	6,998
Operating Segments [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	52,483	24,854	104,614	73,963
Operating Segments [Member] | Medical Device [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	46,014	17,528	84,739	52,889
Operating Segments [Member] | Medical Device [Member] | Product Sales [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	9,299	6,741	25,593	19,970
Operating Segments [Member] | Medical Device [Member] | Royalties [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	8,220	7,771	23,702	23,015
Operating Segments [Member] | Medical Device [Member] | License Fees [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	25,933	1,024	28,645	3,723
Operating Segments [Member] | Medical Device [Member] | Research, Development and Other [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	2,562	1,992	6,799	6,181
Operating Segments [Member] | In Vitro Diagnostics [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	6,469	7,326	19,875	21,074
Operating Segments [Member] | In Vitro Diagnostics [Member] | Product Sales [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	6,368	7,178	19,658	20,257
Operating Segments [Member] | In Vitro Diagnostics [Member] | Research, Development and Other [Member]
Disaggregation Of Revenue [Line Items]
Total revenue	$ 101	$ 148	$ 217	$ 817