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Inventories (Table)
12 Months Ended
Dec. 31, 2017
Inventory Disclosure [Abstract]  
Schedule of inventories
    December 31,     December 31,  
    2017     2016  
    ($000's omitted)  
Raw material and common parts, net of reserve   $ 7,609     $ 7,618  
Work-in-process     2,940       2,062  
Finished goods, net of reserve     2,242       3,613  
Total inventories   $ 12,791     $ 13,293