Note 5 - Goodwill and Other Intangible Assets (Details) - Gross Carrying Amount and Accumulated Amortization by Major Intangible Asset Category (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 215	$ 227
Accumulated Amortization	33	8
Net	182	219
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	46	46
Net	46	46
Weighted-Average Amortization Period
In-process Research and Development [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount		9
Net		9
Weighted-Average Amortization Period
Technology-Based Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	131	131
Accumulated Amortization	27	6
Net	104	125
Weighted-Average Amortization Period	7 years	8 years
Customer-Related Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	36	39
Accumulated Amortization	6	2
Net	30	37
Weighted-Average Amortization Period	8 years	9 years
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	2	2
Net	$ 2	$ 2
Weighted-Average Amortization Period	21 years	25 years