XML 108 R96.htm IDEA: XBRL DOCUMENT v3.19.1
Note 22 - Segment Information (Details Textual)
12 Months Ended
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Number of Operating Segments 2  
Revenue from Contract with Customer, Including Assessed Tax $ 87,969,000 $ 82,294,000
International Operation [Member]    
Export Sales 4,155,000 12,068,000
Revenues, Total 39,744,000 22,874,000
Long-Lived Assets 7,162,000 6,659,000
Net Assets, Ending Balance 6,495,000 5,327,000
Intersegment Eliminations [Member]    
Revenue from Contract with Customer, Including Assessed Tax $ 0 $ 0