XML 77 R45.htm IDEA: XBRL DOCUMENT v3.19.3
Acquisitions - Schedule of Estimated Fair Values of Assets Acquired and Liabilities Assumed (Detail) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Oct. 31, 2018
Business Acquisition [Line Items]      
Goodwill $ 0 $ 80,131  
Medical Surgery Technologies Ltd.      
Business Acquisition [Line Items]      
Property and equipment     $ 43
In-process research and development     10,633
Goodwill $ 9,600   9,638
Net assets acquired     $ 20,314