Revenues and Operating Income by Geographic Segment (Detail) (USD $) In Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Segment Reporting Disclosure [Line Items]
Revenues	$ 6,905.4	$ 5,945.5	$ 13,017.0	$ 11,555.6
Operating Income	2,189.1	1,845.3	4,015.0	3,519.4
U.S.
Segment Reporting Disclosure [Line Items]
Revenues	2,168.7	2,076.9	4,094.5	3,953.6
Operating Income	952.0	895.1	1,745.0	1,704.5
Europe
Segment Reporting Disclosure [Line Items]
Revenues	2,822.5	2,326.1	5,262.5	4,571.5
Operating Income	833.4	673.6	1,508.7	1,274.6
APMEA
Segment Reporting Disclosure [Line Items]
Revenues	1,509.7	1,211.2	2,910.2	2,402.5
Operating Income	365.6	273.5	713.6	545.6
Other Countries and Corporate
Segment Reporting Disclosure [Line Items]
Revenues	404.5	331.3	749.8	628.0
Operating Income	$ 38.1	$ 3.1	$ 47.7	$ (5.3)