Income Taxes From Continuing Operations (Narrative) (Details)	12 Months Ended												0 Months Ended	36 Months Ended	0 Months Ended	3 Months Ended	12 Months Ended
	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2012 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2014 Investments In Foreign Subsidiaries And Foreign Corporate Joint Ventures That Are Essentially Permanent In Duration USD ($)	Dec. 31, 2013 Investments In Foreign Subsidiaries And Foreign Corporate Joint Ventures That Are Essentially Permanent In Duration USD ($)	Dec. 31, 2014 General Business And Foreign Tax Credit USD ($)	Dec. 31, 2014 U.S. Entities USD ($)	Dec. 31, 2013 U.S. Entities USD ($)	Dec. 31, 2014 Non U.S. Entities USD ($)	Dec. 31, 2013 Non U.S. Entities USD ($)	Dec. 31, 2014 Outside The U.S. USD ($)	Dec. 10, 2013 Denmark, Kroner Foreign Tax Authority DKK	Dec. 31, 2012 Denmark, Kroner Foreign Tax Authority USD ($)	Dec. 31, 2014 United States of America, Dollars Foreign Tax Authority USD ($)	Dec. 31, 2014 Euro Member Countries, Euro Foreign Tax Authority USD ($)	Dec. 31, 2012 Discontinued Operations USD ($)
Deferred Tax Liability Not Recognized1 [Line Items]
Income tax provision	$ 883,400,000	$ 871,000,000	$ 711,500,000														$ 55,000,000
Net deferred tax liabilities								1,800,000,000	1,700,000,000	76,000,000	57,000,000
Valuation allowance, deferred tax asset, change in amount	(68,000,000)
Statutory federal income tax rate	35.00%	35.00%	35.00%
Effective income tax rate	25.40%	24.40%	23.60%
Income tax payments	569,000,000	529,000,000	355,000,000														55,000,000
Tax deductions attributable to stock-based compensation	82,000,000	80,000,000	106,000,000
Excess tax benefit from share-based compensation, financing activities	50,000,000	49,000,000	70,000,000
Net operating loss carryforwards	380,000,000
Operating loss carryforwards, valuation allowances	319,000,000
Tax credit carryforwards							159,000,000
Tax credit carryforward, valuation allowance							12,000,000
Gross unrecognized tax benefits	728,500,000	689,000,000	613,200,000	518,300,000
Unrecognized tax benefits, net of offsetting indirect tax benefits	687,000,000	634,000,000
Unrecognized tax benefits, indirect tax benefits	172,000,000	179,000,000
Potential interest and penalties	131,000,000	124,000,000
Recognized potential interest and penalties	44,000,000	43,000,000	34,000,000
Income tax examination, amount of tax assessments													1,200,000,000		190,000,000
Income tax examination, amount of potential additional tax assessments														650,000,000	106,000,000
Tax adjustments, settlements, and unusual provisions															60,000,000	49,000,000
Estimated reduction in unrecognized tax benefits within twelve months	75,000,000
Cash and equivalents	3,005,600,000	3,115,200,000	1,678,700,000	537,000,000								2,200,000,000
Undistributed earnings of foreign subsidiaries					$ 11,800,000,000	$ 10,600,000,000
Net discrete tax benefits basis points	1.65%	0.20%	0.30%