Share-Based Payments (Details Textual) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013 Plan		Dec. 31, 2012	Dec. 31, 2011
Share-Based Payments (Textual)
Windfall tax benefits from vesting of stock awards, exercises of stock options and ESPP participation	$ 73.5		$ 54.7	$ 50.6
Unrecognized compensation cost related to unvested share-based compensation	193.6
Weighted-average period to recognize the cost of unvested awards	1 year 5 months
Number of share-based compensation plans pursuant to which awards are currently being made	3
Number of share-based compensation plans pursuant to which no further awards will be made	5
Number of shares granted under stock options	0		0	0
Total intrinsic value of options exercised	86.2		63.0	149.0
Aggregate intrinsic values of options outstanding	86.1
Weighted average remaining contractual term for options outstanding	3 years 1 month
Outstanding stock options exercisable	400,000
Weighted-average exercise price	$ 55.49
Aggregate intrinsic value of options exercisable	85.5
Weighted average remaining contractual term for options exercisable	3 years 1 month
Total of vested and expected to vest options outstanding	400,000
Weighted average exercise price for vested and expected to vest options	$ 55.49
Aggregate intrinsic value of vested and expected to vest options	86.1
Weighted average remaining contractual term of vested and expected to vest options	3 years 1 month
Market stock units
Share-based Compensation Arrangement by Share-based Payment Award
Number of equal annual increments	4
Percentage of earnings of the target number of units granted based on actual stock performance (Minimum)	0.00%
Percentage of earnings of the target number of units granted based on actual stock performance (Maximum)	150.00%
Number of shares granted	271,000	[1]
Number of days for calculation of average closing stock price	60 days
Weighted average grant date fair value	$ 193.45	[1]	$ 134.95
Cash settled performance shares
Share-based Compensation Arrangement by Share-based Payment Award
Number of equal annual increments	3
Percentage of earnings of the target number of units granted based on actual stock performance (Minimum)	0.00%
Percentage of earnings of the target number of units granted based on actual stock performance (Maximum)	200.00%
Number of shares granted	273,000,000	[2]
Number of days for calculation of average closing stock price	60 days
Cash in settlement of CSPS awards upon vesting	$ 48.3
Time-vested restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award
Number of shares granted	758,000	[3]
Weighted average grant date fair value	$ 176.53	[3]	$ 124.54	$ 70.01
Performance vested restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award
Number of equal annual increments	3
Number of shares granted	0			1,000
Weighted average grant date fair value	$ 0.00		$ 53.64
Maximum percentage of earnings of target number of shares granted if maximum threshold limit is attained	200.00%
Directors Plan
Share-based Compensation Arrangement by Share-based Payment Award
Total number of shares of common stock for issuance	1,600,000
Ratio of total number of shares reserved under the plan	1.5-to-1
Omnibus Plans
Share-based Compensation Arrangement by Share-based Payment Award
Total number of shares of common stock for issuance	15,000,000
Ratio of total number of shares reserved under the plan	1.5-to-1
Attainment Of Performance Criteria | Market stock units
Share-based Compensation Arrangement by Share-based Payment Award
Number of shares granted	18,000
Attainment Of Performance Criteria | Cash settled performance shares
Share-based Compensation Arrangement by Share-based Payment Award
Number of shares granted	76,000
Attainment Of Performance Criteria in 2010 [Member] | Market stock units
Share-based Compensation Arrangement by Share-based Payment Award
Number of shares granted	39,000
Director | Time-vested restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award
Number of shares granted	16,000
Annual Vesting | Time-vested restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award
Time vested RSU vesting percentage	33.00%

[1] MSUs granted in 2013 include approximately 18,000 and 39,000 MSUs issued in 2013 based upon the attainment of performance criteria set for 2012 and 2011, respectively, in relation to shares granted in those years. The remainder of MSUs granted during 2013 include awards granted in conjunction with our annual awards made in February 2013 and MSUs granted in conjunction with the hiring of employees. These grants reflect the target number of shares eligible to be earned at the time of grant.

[2] CSPSs granted in 2013 include approximately 76,000 CSPSs issued in 2013 based upon the attainment of performance criteria set for 2012 in relation to shares granted in 2012. The remainder of the CSPSs granted in 2013 include awards granted in conjunction with our annual awards made in February 2013 and CSPSs granted in conjunction with the hiring of employees. These grants reflect the target number of shares eligible to be earned at the time of grant.

[3] RSUs granted in 2013 primarily represent RSUs granted in conjunction with our annual awards made in February 2013 and awards made in conjunction with the hiring of new employees. RSUs granted in 2013 also include approximately 16,000 RSUs granted to our Board of Directors.