Other Financial Information, Inventories (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Jun. 30, 2014	Dec. 31, 2015	Dec. 31, 2014
Schedule of Inventory [Line Items]
Production materials		$ 61.9	$ 38.3
Finished goods		13.1	24.2
Total inventories, net		75.0	62.5
Restructuring charges, inventory write-down		$ (4.1)
Inventory Write-down [Member] | Restructuring Plan 2014 [Member]
Schedule of Inventory [Line Items]
Restructuring charges, inventory write-down	$ 11.5		$ 15.5