Inventories (Table)

3 Months Ended

Mar. 31, 2018

Inventory Disclosure [Abstract]

Schedule of inventories

	March 31,		December 31,
	2018		2017
	($000's omitted)
Raw material and common parts, net of reserve	$	6,700	$	7,609
Work-in-process		4,556		2,940
Finished goods, net of reserve		1,864		2,242
Total inventories	$	13,120	$	12,791