XML 47 R30.htm IDEA: XBRL DOCUMENT v3.19.1
Revenues - Revenues by Disaggregated Category (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 29, 2019
Mar. 30, 2018
Disaggregation of Revenue [Line Items]    
Total revenues $ 215,487 $ 213,719
Collaborative Arrangement with Ipsen    
Disaggregation of Revenue [Line Items]    
Total revenues $ 21,868 53,809
GSK | Collaborative Arrangement with Ipsen    
Disaggregation of Revenue [Line Items]    
Percent of royalty on net sale 3.00%  
Net product revenues    
Disaggregation of Revenue [Line Items]    
Total revenues $ 179,581 134,272
Gross product revenues    
Disaggregation of Revenue [Line Items]    
Total revenues 223,750 159,436
Discounts and allowances    
Disaggregation of Revenue [Line Items]    
Total revenues 44,169 25,164
Total collaboration revenues    
Disaggregation of Revenue [Line Items]    
Total revenues 35,906 79,447
License revenues    
Disaggregation of Revenue [Line Items]    
Total revenues 24,509 69,030
Research and development services revenues    
Disaggregation of Revenue [Line Items]    
Total revenues 11,928 10,099
Other collaboration revenues    
Disaggregation of Revenue [Line Items]    
Total revenues $ (531) $ 318