Segment and Geographic Information (Geographic Information on Net Sales and Long-Lived Assets) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 30, 2010	Mar. 31, 2010	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Net sales	$ 2,215	$ 2,031	$ 2,046	$ 2,015	$ 1,995	$ 1,768	$ 1,758	$ 1,799	$ 8,307	$ 7,320	$ 6,723
Long-lived assets	4,877				3,015				4,877	3,015	2,961
UNITED STATES
Net sales									5,269	4,793	4,317
Long-lived assets	2,701				2,084				2,701	2,084	2,031
Ireland [Member]
Net sales									63	23	20
Long-lived assets	1,231				123				1,231	123	103
Other European countries [Member]
Net sales									1,319	1,204	1,234
Long-lived assets	713				630				713	630	648
Other foreign countries [Member]
Net sales									1,656	1,300	1,152
Long-lived assets	$ 232				$ 178				$ 232	$ 178	$ 179