Income Taxes (Income Tax Expense and Unrecognized Tax Benefits) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Domestic Contribution to Income before Income Taxes	61.00%	54.00%	24.00%
Income Taxes Paid	$ 1,260.0	$ 992.0	$ 942.8
Income Tax Reconciliation, Income Tax Expense (Benefit), at Federal Statutory Income Tax Rate	2,061.3	1,892.9	1,872.3
Income Tax Reconciliation, Deductions, Extraterritorial Income Exclusion	(778.3)	(593.8)	(796.7)
Income Tax Reconciliation, Tax Credits	(175.6)	(11.2)	(80.8)
Income Tax Reconciliation, Tax Settlements, Domestic	(7.9)	0	(85.3)
Income Tax Reconciliation, Other Adjustments	105.0	31.7	92.3
Income taxes	1,204.5	1,319.6	1,001.8
Unrecognized Tax Benefits, Beginning Balance	1,534.3	1,369.3	1,714.3
Unrecognized Tax Benefits, Increases Resulting from Current Period Tax Positions	142.5	144.8	89.4
Unrecognized Tax Benefits, Increases Resulting from Prior Period Tax Positions	251.5	70.1	390.0
Unrecognized Tax Benefits, Decreases Resulting from Prior Period Tax Positions	(358.2)	(38.5)	(492.3)
Unrecognized Tax Benefits, Reductions Resulting from Lapse of Applicable Statute of Limitations	(24.9)	(4.6)	(2.6)
Unrecognized Tax Benefits, Decreases Resulting from Settlements with Taxing Authorities	(404.9)	(9.2)	(326.3)
Unrecognized Tax Benefits, Increases Resulting from Foreign Currency Translation	(3.9)	2.4	(3.2)
Unrecognized Tax Benefits, Ending Balance	1,136.4	1,534.3	1,369.3
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	523.3	928.1
Tax Adjustments, Settlements, and Unusual Provisions			85.3
Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority	135		300
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	(10.9)	(42.3)	(47.3)
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	$ 161.5	$ 187.5