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ACQUISITIONS, COLLABORATIONS AND OTHER ARRANGEMENTS (Details) € in Millions, $ in Millions |  |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 21, 2021 USD ($) | Mar. 04, 2021 USD ($) | Mar. 04, 2021 EUR (€) | May 27, 2020 | Apr. 30, 2022 USD ($) | Jan. 31, 2022 USD ($) | Mar. 31, 2022 USD ($) | Jun. 30, 2022 USD ($) | Dec. 31, 2021 USD ($) | Nov. 18, 2021 program | Mar. 04, 2021 EUR (€)
Dragonfly Therapeutics Collaboration Agreement | Dragonfly Therapeutics, Inc. |  |  |  |  |  |  |  |  |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Payments to acquire in process research and development |  |  |  |  | $ 300 |  |  |  |  |  |
Maximum potential future milestone payments |  |  |  |  |  |  |  | $ 630 |  |  |
Arcus | Arcus Collaboration Agreement and Stock Purchase Agreements |  |  |  |  |  |  |  |  |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Opt-in term |  |  |  | 10 years |  |  |  |  |  |  |
Number of clinical stage programs with exercised options | program |  |  |  |  |  |  |  |  |  | 3 |
Payments to opt-in the collaborative agreement | $ 725 |  |  |  |  | $ 725 |  |  |  |  |
Arcus | Arcus Collaboration Agreement |  |  |  |  |  |  |  |  |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Additional option fee on fourth, sixth and eighth anniversaries |  |  |  |  |  |  |  |  | $ 100 |  |
MYR GmbH |  |  |  |  |  |  |  |  |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Acquisition consideration transferred |  | $ 1,600 | € 1,300 |  |  |  |  |  |  |  |
Cash paid for acquisition |  | 1,200 | € 1,000 |  |  |  |  |  |  |  |
Liability for MYR GmbH (“MYR”) contingent consideration |  |  |  |  |  |  |  | 306 |  |  |
Fair value of contingent liability |  | $ 341 |  |  |  |  |  |  |  |  |
Measurement period adjustments |  |  |  |  |  |  | $ (18) | $ (18) |  |  |
MYR GmbH | Maximum |  |  |  |  |  |  |  |  |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Liability for MYR GmbH (“MYR”) contingent consideration | € |  |  |  |  |  |  |  |  |  |  | € 300

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