Note 8 - Segments

6 Months Ended

Jun. 30, 2017

Notes to Financial Statements

Segment Reporting Disclosure [Text Block]

NOTE

8:

SEGMENTS

The Company operates in

one

business segment. Percentages of sales by geographic region for the

three

and 

six

-month periods ended

June 30, 2016

and

2015

were approximately as follows:

	Three months ended		Six months ended
	June 30,		June 30,
	2017	2016	2017	2016
United States	58%	67%	59%	68%
Europe	21%	19%	21%	19%
Other	21%	14%	20%	13%