XML 68 R53.htm IDEA: XBRL DOCUMENT v3.10.0.1
Certain Transactions - Business Transactions - Additional Information (Detail) - USD ($)
shares in Millions, $ in Millions
Jan. 31, 2018
Oct. 03, 2016
Aug. 02, 2016
Allergan plc [Member]      
Business Acquisition [Line Items]      
Allergan one time payment to Teva $ 703    
Actavis [Member]      
Business Acquisition [Line Items]      
Cash consideration     $ 33,400
Shares issued as consideration for the acquisition     100.3
Anda [Member]      
Business Acquisition [Line Items]      
Cash consideration   $ 500