RELATED PARTY TRANSACTIONS - Related party income statement transactions by executive officer (Details) - Chief Executive Officer - Twist Bioscience - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Related Party Transaction [Line Items]
Operating expenses — Research and development — related parties	$ 159	$ 13	$ 592	$ 585
Cost of screening revenue (exclusive of amortization of intangible assets)
Related Party Transaction [Line Items]
Cost of revenue—related parties	322	0	385	0
Cost of development services revenue
Related Party Transaction [Line Items]
Cost of revenue—related parties	$ 7	$ 0	$ 7	$ 0