XML 88 R69.htm IDEA: XBRL DOCUMENT v3.6.0.2
Inventories (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Inventories      
Raw materials $ 132.8 $ 158.8  
Work-in-process 181.0 131.1  
Finished goods 91.8 93.3  
Demonstration units 34.8 38.8  
Inventories 440.4 422.0  
Inventory-in-transit 37.5 44.7  
Write-down of demonstration inventories to net realizable value $ 16.5 $ 19.4 $ 28.2