Note 10 - Goodwill and Other Intangible Assets - Carrying Amount of Goodwill by Segment (Details)	9 Months Ended
	Sep. 30, 2016 USD ($)
Optical Communications [Member]
Balance	$ 439,000,000
Acquired goodwill (1)	175,000,000	[1]
Measurement period adjustment (2)	(6,000,000)	[2]
Foreign currency translation adjustment	7,000,000
Balance	615,000,000
Display Technologies [Member]
Balance	128,000,000
Acquired goodwill (1)	0	[1]
Measurement period adjustment (2)	0	[2]
Foreign currency translation adjustment	5,000,000
Balance	133,000,000
Specialty Materials [Member]
Balance	150,000,000
Acquired goodwill (1)	0	[1]
Measurement period adjustment (2)	0	[2]
Foreign currency translation adjustment	0
Balance	150,000,000
Life Sciences [Member]
Balance	562,000,000
Acquired goodwill (1)	0	[1]
Measurement period adjustment (2)	0	[2]
Foreign currency translation adjustment	6,000,000
Balance	568,000,000
Other Segments [Member]
Balance	101,000,000
Acquired goodwill (1)	0	[1]
Measurement period adjustment (2)	0	[2]
Foreign currency translation adjustment	2,000,000
Balance	103,000,000
Balance	1,380,000,000
Acquired goodwill (1)	175,000,000	[1]
Measurement period adjustment (2)	(6,000,000)	[2]
Foreign currency translation adjustment	20,000,000
Balance	$ 1,569,000,000

[1] The Company completed an acquisition in the Optical Communications segment during the first first half of 2016 with a purchase price of $296 million.

[2] In the third quarter of 2016, minor adjustments were made to the preliminary allocation of the total purchase consideration related to a second quarter acquisition.