INTANGIBLE ASSETS AND GOODWILL - Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022	Aug. 02, 2022
Finite-Lived Intangible Assets [Line Items]
Gross value of intangible asset	$ 1,006,931,000		$ 1,006,931,000		$ 981,016,000
Finite-lived intangible assets, accumulated amortization	343,624,000		343,624,000		274,776,000
Intangibles, net	663,307,000		663,307,000		706,240,000
Impairment losses	0	$ 0	0	$ 0
Developed Technology Rights
Finite-Lived Intangible Assets [Line Items]
Gross value of intangible asset	887,389,000		887,389,000		861,474,000
Finite-lived intangible assets, accumulated amortization	307,519,000		307,519,000		245,527,000
Intangibles, net	579,870,000		$ 579,870,000		$ 615,947,000
Impairment of long-lived assets		$ 6,600,000
Developed Technology Rights | Disposal Group, Disposed of by Sale, Not Discontinued Operations | Oncotype DX Genomic Prostate Score Test
Finite-Lived Intangible Assets [Line Items]
Gross value of intangible asset						$ 59,000,000
Finite-lived intangible assets, accumulated amortization						16,100,000
Intangibles, net						$ 42,900,000
Service Agreements
Finite-Lived Intangible Assets [Line Items]
Impairment of long-lived assets	$ 2,000,000