Revenue - By Product (Details) - USD ($) $ in Thousands		12 Months Ended
		Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022
Segment Reporting Information [Line Items]
Revenue	[1]	$ 312,974	$ 245,109	$ 203,565
Synthetic genes
Segment Reporting Information [Line Items]
Revenue		92,679	73,541	61,509
Oligo pools
Segment Reporting Information [Line Items]
Revenue		16,906	14,489	12,424
DNA libraries
Segment Reporting Information [Line Items]
Revenue		13,933	10,201	6,149
Antibody discovery
Segment Reporting Information [Line Items]
Revenue		20,328	23,172	24,171
NGS tools
Segment Reporting Information [Line Items]
Revenue		$ 169,128	$ 123,706	$ 99,312

[1] During the years ended September 30, 2024, 2023 and 2022, the Company had revenues from related parties in the amount of $12.1 million, $5.9 million and $3.5 million, respectively.