Inventories (Tables)

12 Months Ended

Dec. 31, 2018

The following table summarizes the major classes of inventories as of December 31:



	2018		2017
Finished goods	$	211.2	$	291.0
Service parts	221.6		259.4
Raw materials and work in process	177.3		164.1
Total inventories	$	610.1	$	714.5

During 2018, the Company re-assessed its inventory and recorded a charge of $74.5 of various finished goods, service parts, and excess and obsolete inventory due to streamlining the Company's product portfolio and optimizing the manufacturing footprint. For December 31, 2017, the Company corrected an immaterial error of $10.9, $11.2 and $0.4 for finished goods, service parts, and raw materials and work in process, respectively, refer to note 1 for additional details.