v3.3.1.900
Intangible Assets and Goodwill Gross Carrying Amount of Intangibles and Goodwill (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Gross Carrying Amount [Roll Forward]    
Balance at January 1 $ 1,782 $ 1,516
Acquisitions [1] 1,701 384
Foreign currency translation and other (81) (118)
Balance at December 31 $ 3,402 $ 1,782
[1] Primarily attributable to the 2014 acquisitions of Antaya Technologies Corporation and Unwired Holdings, Inc. and the 2015 acquisitions of HellermannTyton Group PLC, Control-Tec LLC and Ottomatika, Inc., as further described in Note 20. Acquisitions and Divestitures.