Business Segments (Reconciliation of Operating Profit (Loss) from Segments to Consolidated) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Reconciliation of reportable segment operating income to consolidated income before income taxes
Segment operating income (loss) from continuing operations	$ (588.2)	$ (7.8)	$ (570.2)	$ (16.3)
Interest expense	(166.8)	(45.7)	(497.5)	(142.9)
Earnings (loss) from equity investments	3.0	(14.0)	9.4	(7.8)
Loss on early extinguishment of debt	0.0	0.0	0.0	(25.9)
Gain on sale of equity interest	0.0	0.0	0.0	14.5
Other (expense) income, net	(7.5)	3.1	(17.4)	9.2
Net loss from continuing operations before income taxes	(759.5)	(64.4)	(1,075.7)	(169.2)
Operating Segments
Reconciliation of reportable segment operating income to consolidated income before income taxes
Segment operating income (loss) from continuing operations	(537.7)	33.3	(407.0)	98.8
Unallocated corporate costs
Reconciliation of reportable segment operating income to consolidated income before income taxes
Segment operating income (loss) from continuing operations	$ (50.5)	$ (41.1)	$ (163.2)	$ (115.1)