Segment Reporting (Reconciliation of Operating Cash Flow to Earnings from Continuing Operations) (Schedule) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Segment Reporting, Measurement Disclosures [Abstract]
Total segment operating cash flow from continuing operations	$ 2,144.9	$ 1,440.1	$ 4,272.4	$ 2,700.1
Share-based compensation expense	(54.4)	(93.4)	(109.5)	(119.7)
Depreciation and amortization	(1,393.4)	(855.8)	(2,770.5)	(1,540.4)
Impairment, restructuring and other operating items, net	(27.6)	(45.8)	(141.2)	(66.7)
Operating income	669.5	445.1	1,251.2	973.3
Interest expense	(641.8)	(542.4)	(1,295.3)	(1,013.9)
Interest and dividend income	2.2	35.0	16.0	48.7
Realized and unrealized gains (losses) on derivative instruments, net	(328.6)	(3.4)	(705.2)	192.1
Foreign currency transaction gains (losses), net	(36.4)	91.3	(57.2)	(45.0)
Realized and unrealized gains due to changes in fair values of certain investments, net	157.4	193.8	97.2	264.6
Losses on debt modification and extinguishment, net	(53.0)	(11.7)	(73.9)	(170.0)
Other expense, net	(3.9)	(1.5)	(4.4)	(3.2)
Earnings (loss) from continuing operations before income taxes	$ (234.6)	$ 206.2	$ (771.6)	$ 246.6