Note 8 - 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		1 Months Ended		12 Months Ended	1 Months Ended	12 Months Ended	0 Months Ended	1 Months Ended		12 Months Ended
	Dec. 31, 2012	Sep. 30, 2013	Sep. 30, 2013 Trade Names [Member]	Sep. 30, 2013 Technology-Based Intangible Assets [Member]	Dec. 31, 2012 Technology-Based Intangible Assets [Member]	Sep. 30, 2013 Customer-Related Intangible Assets [Member]	Dec. 31, 2012 Customer-Related Intangible Assets [Member]	Sep. 03, 2013 In Process Research and Development [Member]	Sep. 30, 2013 In Process Research and Development [Member]	Sep. 30, 2013 Other Intangible Assets [Member]	Dec. 31, 2012 Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 289	$ 235		$ 131	$ 51	$ 39	$ 222		$ 9	$ 2	$ 16
Accumulated Amortization	228	3		2	47	1	172				9
Net	61	232		129	4	38	50		9	2	7
Weighted-Average Amortization Period	10 years			8 years	8 years	9 years	10 years	6 years	6 years	25 years	18 years
Trade names			$ 54
Trade names			Indefinite life