XML 35 R62.htm IDEA: XBRL DOCUMENT v2.4.0.8
Note 13 - Revenue by Product Group, by Significant Customer and by Geographic Region; Geographic Information (Details) - Net Tangible Long-lived Assets by Principal Geographic Areas (USD $)
Dec. 31, 2013
Dec. 31, 2012
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net tangible long-lived assets $ 32,938,711 $ 35,112,981
United States [Member]
    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net tangible long-lived assets 31,999,468 33,792,325
Italy [Member]
    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net tangible long-lived assets $ 939,243 $ 1,320,656