XML 66 R47.htm IDEA: XBRL DOCUMENT v3.4.0.3
Note 4 - Intangible Assets (Details Textual) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Trade Names [Member] | Other Operating Income (Expense) [Member]    
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) $ 5  
Other Operating Income (Expense) [Member] | Silver Metal Mesh Development [Member]    
Impairment of Intangible Assets, Finite-lived 8  
Amortization of Intangible Assets $ 5 $ 5