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Intangible assets, net and Goodwill (Details) € in Thousands, $ in Thousands | Sep. 30, 2021 USD ($) | Jul. 30, 2021 USD ($) | Jul. 30, 2021 EUR (€) | Dec. 31, 2020 USD ($)
--- | --- | --- | --- | ---
Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items] |  |  |  |
Acquired licenses, net | $ 64,005 |  |  | $ 3,361
Intangibles, net | 64,005 |  |  | 3,361
Goodwill | 28,060 |  |  | 542
Acquisition of Corlieve |  |  |  |
Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items] |  |  |  |
Provisional fair value of IPR&D intangible asset |  | $ 63,300 | € 53,300 |
Goodwill |  | $ 28,200 | € 23,770 |
Acquired research & development |  |  |  |
Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items] |  |  |  |
Acquired in-process research and development intangible asset | 61,734 |  |  |
License revenues |  |  |  |
Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items] |  |  |  |
Acquired licenses | 4,858 |  |  | 5,660
Less accumulated amortization | (2,587) |  |  | (2,299)
Acquired licenses, net | $ 2,271 |  |  | $ 3,361

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