XML 35 R23.htm IDEA: XBRL DOCUMENT v2.4.0.8
Note 6 - Segment Information (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Note 6 - Segment Information (Details) [Line Items]        
Number of Reportable Segments     1  
Sales Revenue, Net [Member] | Geographic Concentration Risk [Member] | North America [Member]
       
Note 6 - Segment Information (Details) [Line Items]        
Concentration Risk, Percentage 81.00% 97.00% 91.00% 97.00%