Inventories (Table)

9 Months Ended

Sep. 30, 2018

Inventory Disclosure [Abstract]

Schedule of inventories

	September 30,			December 31,
	2018			2017
	($000's omitted)
Raw material and common parts	$	8,641		$	8,375
Work-in-process		4,937			2,940
Finished goods		2,565			2,914
		16,143			14,229
Less inventory reserve		(1,492	)		(1,438	)
Total inventories	$	14,651		$	12,791