Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Major Customer Concentration - Customers Comprising 10% or More of Net Sales (Details)

v3.7.0.1
Note 7 - Major Customer Concentration - Customers Comprising 10% or More of Net Sales (Details) - Customer Concentration Risk [Member] - Sales Revenue, Net [Member]
3 Months Ended 9 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Customer A [Member]        
Concentration Risk, Percentage 15.00% 15.00% 20.00% 20.00%
Customer B [Member]        
Concentration Risk, Percentage 15.00% 20.00% 15.00% 17.00%
Customer C [Member]        
Concentration Risk, Percentage [1] 11.00% [1] [1]
[1] Less than 10%