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Goodwill and Intangible Assets - Schedule of Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2021 | Dec. 31, 2020
Goodwill |  |
Gross Carrying Amount | $ 92,873 |
Net Carrying Amount | 92,873 | $ 92,873
Finite-lived intangible assets: |  |
Gross Carrying Amount | 583,750 |
Accumulated Amortization | (490,476) |
Net Carrying Amount | $ 93,274 | $ 111,191
Collaboration agreements |  |
Finite-lived intangible assets: |  |
Weighted Amortizable Life | 12 years |
Gross Carrying Amount | $ 465,590 |
Accumulated Amortization | (392,249) |
Net Carrying Amount | 73,341 |
Capitalized IP |  |
Finite-lived intangible assets: |  |
Gross Carrying Amount | 118,160 |
Accumulated Amortization | (98,227) |
Net Carrying Amount | $ 19,933 |
Capitalized IP | Minimum |  |
Finite-lived intangible assets: |  |
Weighted Amortizable Life | 11 years |
Capitalized IP | Maximum |  |
Finite-lived intangible assets: |  |
Weighted Amortizable Life | 13 years |

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