Goodwill And Other Intangible Assets (Schedule Of Carrying Amount Of Goodwill By Segment) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended													12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2011 Telecommunications [Member]		Dec. 31, 2012 Telecommunications [Member]	Dec. 31, 2012 Display Technologies [Member]	Dec. 31, 2011 Display Technologies [Member]	Dec. 31, 2010 Display Technologies [Member]	Dec. 31, 2012 Specialty Materials [Member]	Dec. 31, 2011 Specialty Materials [Member]	Dec. 31, 2010 Specialty Materials [Member]	Dec. 31, 2012 Life Sciences [Member]		Dec. 31, 2011 Life Sciences [Member]
Goodwill And Other Intangible Assets [Line Items]
Goodwill, beginning balance	$ 664		$ 537		$ 118		$ 209	$ 9	$ 9	$ 9	$ 150	$ 150	$ 150	$ 296		$ 260
Acquired goodwill	310	[1]	127	[2]	91	[2]								310	[1]	36	[2]
Goodwill, ending balance	$ 974		$ 664		$ 209		$ 209	$ 9	$ 9	$ 9	$ 150	$ 150	$ 150	$ 606		$ 296

[1] The Company recorded the acquisition of the Discovery Labware business of Becton Dickinson and Company in the fourth quarter of 2012. Refer to Note 8 (Acquisition) to the Consolidated Financial Statements for additional information

[2] The Company recorded goodwill associated with two small acquisitions completed in 2011