Note 15 - Concentration of Risk (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]

Accounts receivable:	2012			2011
Customer A		13	%		18	%
Customer B		12	%		16	%
Net Sales:
Customer A		12	%		15	%
Customer B		21	%		17	%