Inventories (Tables)

12 Months Ended

Dec. 31, 2018

Inventory Disclosure [Abstract]

Summary of Inventories

Inventories consisted of the following (in millions):

	As of December 31,
	2018		2017
Finished goods	$	1,797.7	$	1,618.7
Work in progress		230.4		200.0
Raw materials		228.4		249.6
Inventories	$	2,256.5	$	2,068.3