Inventories (Tables)

6 Months Ended

Jun. 30, 2018

Inventory Disclosure [Abstract]

Major classes of inventories

Major classes of inventories are summarized as follows:

	June 30, 2018		December 31, 2017
Finished goods	$	349.4	$	301.9
Service parts	266.4		270.6
Raw materials and work in process	205.1		164.5
Total inventories	$	820.9	$	737.0