Note 10 - Goodwill and Other Intangible Assets (Details) - Carrying Amount of Goodwill by Segment $ in Millions	3 Months Ended
	Mar. 31, 2016 USD ($)
Goodwill [Line Items]
Balance at	$ 1,380
Foreign currency translation adjustment	19
Balance at	1,399
Optical Communications [Member]
Goodwill [Line Items]
Balance at	439
Foreign currency translation adjustment	6
Balance at	445
Display Technologies [Member]
Goodwill [Line Items]
Balance at	128
Foreign currency translation adjustment	2
Balance at	130
Specialty Materials [Member]
Goodwill [Line Items]
Balance at	150
Balance at	150
Life Sciences [Member]
Goodwill [Line Items]
Balance at	562
Foreign currency translation adjustment	8
Balance at	570
Other Segments [Member]
Goodwill [Line Items]
Balance at	101
Foreign currency translation adjustment	3
Balance at	$ 104