Inventories (Tables)

9 Months Ended

Sep. 30, 2018

Inventory Disclosure [Abstract]

Major classes of inventories

Major classes of inventories are summarized as follows:

	September 30, 2018		December 31, 2017
Finished goods	$	387.8	$	301.9
Service parts	251.5		262.5
Raw materials and work in process	207.2		164.5
Total inventories	$	846.5	$	728.9