Inventories (Tables)

9 Months Ended

Sep. 30, 2017

Inventories [Abstract]

Inventories

Inventories as of September 30, 2017 and December 31, 2016 consisted of the following:

	September 30, 2017		December 31, 2016
Raw materials, including parts and subassemblies	$	347.1	$	312.9
Work-in-process		69.2		45.3
Finished goods		75.4		69.8
		491.7		428.0
Excess of LIFO costs over FIFO costs		15.9		15.9
Inventories	$	507.6	$	443.9