RELATED PARTY TRANSACTIONS - Narrative (Details) $ in Billions	1 Months Ended
	Jun. 30, 2024 USD ($)	Jun. 24, 2024
Related Party Transaction [Line Items]
Royalty obligation rate (as a percent)	0.09
Expected royalty obligation, rate (as a percent)	0.07
Payments for royalties	$ 1
Reduction in royalty rate (as a percent)	0.05
Royalty obligation, rate reduction monetary threshold, deemed to have been paid	$ 1
Maximum
Related Party Transaction [Line Items]
Royalty obligation rate (as a percent)	0.09
Minimum
Related Party Transaction [Line Items]
Royalty obligation rate (as a percent)	0.07
Grail, Inc. | Illumina, Inc.
Related Party Transaction [Line Items]
Percentage of shares retained after spin-off (as a percent)		14.50%