Note 6 - Inventories

6 Months Ended

Jun. 30, 2015

Notes to Financial Statements

Inventory Disclosure [Text Block]

6. Inventories

As of June 30, 2015 and December 31, 2014, inventories consisted of the following:

	June 30,		December 31,
	2015		2014
Raw materials	$	7,760,000	$	6,436,000
Work in process		5,147,000		4,834,000
Finished goods		6,311,000		5,274,000
	$	19,218,000	$	16,544,000