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1. General: Inventories, Net: Schedule of Inventory (Details) - USD ($)
$ in Thousands
Jul. 03, 2015
Dec. 31, 2014
Details    
Raw Materials $ 6,317 $ 5,468
Work in process 1,836 1,678
Finished goods 175 233
Reserve for obsolete inventory (3,249) (3,216)
Inventories, net $ 5,079 $ 4,163