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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 |  |  |  |  |

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