Note 9 - Acquisitions (Details) - Recognized Amounts of Identified Assets Acquired and Liabilities Assumed - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2015	Dec. 31, 2014
Note 9 - Acquisitions (Details) - Recognized Amounts of Identified Assets Acquired and Liabilities Assumed [Line Items]
Goodwill (1)		$ 1,343	$ 1,150
Optical Communications [Member]
Note 9 - Acquisitions (Details) - Recognized Amounts of Identified Assets Acquired and Liabilities Assumed [Line Items]
Goodwill (1)		450	$ 238
Four Acquisitions [Member]
Note 9 - Acquisitions (Details) - Recognized Amounts of Identified Assets Acquired and Liabilities Assumed [Line Items]
Cash and cash equivalents		2
Trade receivables		49
Inventory		28
Property, plant and equipment		37
Other intangible assets		242
Other current and non-current assets		22
Current and non-current liabilities		(59)
Total identified net assets		321
Purchase consideration		(534)
Four Acquisitions [Member] | Optical Communications [Member]
Note 9 - Acquisitions (Details) - Recognized Amounts of Identified Assets Acquired and Liabilities Assumed [Line Items]
Goodwill (1)	[1]	$ 213

[1] The goodwill was allocated to the Optical Communications segment.