XML 49 R32.htm IDEA: XBRL DOCUMENT v3.3.1.900
Note 2 - Summary of Significant Accounting Policies (Details Textual) - shares
shares in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Minimum [Member]      
Property, Plant and Equipment, Useful Life 3 years    
Maximum [Member]      
Property, Plant and Equipment, Useful Life 5 years    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 90.3 6.6 14.4