XML 61 R50.htm IDEA: XBRL DOCUMENT v3.7.0.1
Note 14 - Segment Data (Details Textual)
3 Months Ended
Apr. 02, 2017
USD ($)
Apr. 03, 2016
USD ($)
Number of Operating Segments 2  
Revenues $ 18,185,000 $ 26,938,000
Intersegment Eliminations [Member]    
Revenues $ 0 $ 0