Goodwill

6 Months Ended

Jun. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill

Goodwill

The following table provides a roll-forward of the Goodwill balance:

(In millions)	2017		2016
As of January 1,	$	17,888.2	$	4,147.8
Acquisitions	1,076.2		8,834.3
Foreign currency translation	517.7		(19.7		)
As of June 30,	$	19,482.1	$	12,962.4

The increase in Goodwill during the six months ended June 30, 2017 related to the measurement period adjustments of the acquisition of Baxalta. For a more detailed description of measurement period adjustments, refer to Note 2, Business Combinations, to these Unaudited Consolidated Financial Statements.