Acquisition of Annapurna - Summary of Identifiable Intangible Assets Acquired (Detail) - Annapurna Therapeutics SAS [Member] $ in Thousands |
May 11, 2016
USD ($)
|
---|---|
Acquired Indefinite Lived Intangible Assets [Line Items] | |
Acquired intangible assets | $ 16,200 |
IPR&D [Member] | |
Acquired Indefinite Lived Intangible Assets [Line Items] | |
Acquired intangible assets | 16,200 |
IPR&D [Member] | Alpha-1 Antitrypsin Deficiency [Member] | |
Acquired Indefinite Lived Intangible Assets [Line Items] | |
Acquired intangible assets | 11,700 |
IPR&D [Member] | Hereditary Angioedema [Member] | |
Acquired Indefinite Lived Intangible Assets [Line Items] | |
Acquired intangible assets | $ 4,500 |