Quarterly report pursuant to Section 13 or 15(d)

Business Combination (Details)

v3.4.0.3
Business Combination (Details)
$ in Thousands
3 Months Ended
Jan. 08, 2016
USD ($)
program
platform
Mar. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Business Acquisition [Line Items]      
Finite-lived intangible asset, useful life   20 years  
Goodwill   $ 72,997 $ 12,238
OMT, Inc.      
Business Acquisition [Line Items]      
Number of transgenic animal platforms | platform 3    
Number of partnered programs added | program 16    
Consideration transferred $ 174,000    
Period for certain post-closing adjustments 15 months    
Goodwill $ 60,759    
Core Technology | OMT, Inc.      
Business Acquisition [Line Items]      
Projected cash flow discount rate (percent) 15.50%    
Finite-lived intangible asset, useful life 20 years