Inventories (Tables)

12 Months Ended

Dec. 31, 2016

Inventory Disclosure [Abstract]

Summary of Inventories

Inventories consisted of the following:

	As of December 31,
	2016		2015
Parts and work-in-process	$	110.5	$	118.3
Finished goods	131.8		130.2
Total inventories	$	242.3	$	248.5