XML 87 R55.htm IDEA: XBRL DOCUMENT v3.10.0.1
Acquisition of Txcell S.A. - Summary of Estimated Fair Value of Net Assets Acquired (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Oct. 01, 2018
Dec. 31, 2018
Dec. 31, 2018
Dec. 31, 2017
Business Acquisition [Line Items]        
Fair value of non-controlling interest   $ 35,829 $ 35,829  
Goodwill   40,044 40,044 $ 1,585
TxCell S.A. [Member]        
Business Acquisition [Line Items]        
Consideration transferred $ 45,911 $ 33,900 $ 80,400  
Fair value of non-controlling interest 35,829      
Fair value of TxCell 81,740      
Cash 4,779      
Current assets 2,427      
Property and equipment 1,857      
IPR&D 55,019      
Other assets 155      
Current liabilities (9,761)      
Assumed debt liabilities (4,933)      
Deferred tax liability, net (6,798)      
Fair value of net identifiable assets acquired 42,745      
Goodwill 38,995      
Total fair value of net assets acquired $ 81,740