Shareowners' Deficit Share Repurchases (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended		72 Months Ended
	Sep. 30, 2016	Jun. 30, 2016	Dec. 31, 2015
Equity [Abstract]
Stock Repurchase Program, Authorized Amount	$ 150.0
Stock Repurchased and Retired During Period, Shares		0.2	1.5
Stock Repurchased During Period, Value	0.2	$ 4.6	$ 20.8
Stock Repurchase Program, Remaining Authorized Repurchase Amount	$ 124.4