Note 10 - Goodwill and Other Intangible Assets - Carrying Amount of Goodwill by Segment (Details) $ in Millions	6 Months Ended
	Jun. 30, 2016 USD ($)
Optical Communications [Member]
Balance	$ 439
Acquired goodwill (1)	175	[1]
Foreign currency translation adjustment	8
Balance	622
Display Technologies [Member]
Balance	128
Acquired goodwill (1)		[1]
Foreign currency translation adjustment	1
Balance	129
Specialty Materials [Member]
Balance	150
Acquired goodwill (1)		[1]
Foreign currency translation adjustment
Balance	150
Life Sciences [Member]
Balance	562
Acquired goodwill (1)		[1]
Foreign currency translation adjustment	4
Balance	566
Other Segments [Member]
Balance	101
Acquired goodwill (1)		[1]
Foreign currency translation adjustment	1
Balance	102
Balance	1,380
Acquired goodwill (1)	175	[1]
Foreign currency translation adjustment	14
Balance	$ 1,569

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