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1. General: Inventories, Net: Schedule of Inventory, Current (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 28, 2014
Dec. 31, 2013
Details    
Raw Materials $ 5,353 $ 5,587
Work-in-process 456 234
Finished goods 221 223
Reserve for obsolete inventory (3,059) (3,019)
Inventories, net $ 2,971 $ 3,025