Inventories (Table)

3 Months Ended

Mar. 31, 2019

Inventory Disclosure [Abstract]

Schedule of inventories

	March 31,			December 31,
	2019			2018
	($000's omitted)
Raw material and common parts	$	9,956		$	9,088
Work-in-process		5,211			5,123
Finished goods		1,963			2,482
		17,130			16,693
Less inventory reserve		(1,465	)		(1,543	)
Total inventories	$	15,665		$	15,150