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BUSINESS DEVELOPMENT - Business Combination, Schedule of Purchase Price Allocation (Details) - USD ($) $ in Thousands | Jul. 29, 2019 | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | --- | ---
Intangible assets: |  |  |
Goodwill |  | $ 919,556 | $ 954,280
Arkis |  |  |
Business Acquisition [Line Items] |  |  |
Cash | $ 90 |  |
Other current assets | 751 |  |
Property, plant and equipment | 457 |  |
Deferred tax assets | 1,697 |  |
Intangible assets: |  |  |
Goodwill | 27,153 |  |
Total assets acquired | 52,228 |  |
Accounts payable, accrued expenses and other liabilities | 2,926 |  |
Contingent consideration | 13,100 | $ 14,200 |
Deferred tax liabilities | 5,603 |  |
Net assets acquired | 30,599 |  |
Arkis | CerebroFlo developed technology |  |  |
Intangible assets: |  |  |
Intangible assets | $ 20,100 |  |
Weighted Average Life | 15 years |  |
Arkis | Enabling technology license |  |  |
Intangible assets: |  |  |
Intangible assets | $ 1,980 |  |
Weighted Average Life | 14 years |  |

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