Inventories (Details) - USD ($)	Mar. 31, 2016	Dec. 31, 2015
Inventory, Net	$ 412,200,000	$ 369,300,000
Major classes of inventories
Finished goods	174,400,000	145,800,000
Service parts	156,700,000	155,700,000
Raw materials and work in process	81,100,000	67,800,000
Total inventories	$ 412,200,000	369,300,000
Reclassification between service parts and raw materials and work in process
Inventory, Net		19.7
Major classes of inventories
Total inventories		$ 19.7