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Note 17 - Major Customers
 6 Months Ended
Mar. 31, 2018
Notes to Financial Statements  
Concentration Risk Disclosure [Text Block]
1
7
. MAJOR CUSTOMERS
 
For the
three
months ended
March 31, 2018,
revenues from
three
customers accounted for
40%,
15%
and
14%
of total revenues, and for the
six
months ended
March 31, 2018
revenues from
two
customers accounted for
33%
and
16%
of total revenues, with
no
other single customer accounting for more than
10%
of revenues. At
March 31, 2018,
accounts receivable from
one
customer accounted for
56%
of total accounts receivable, with
no
other single customer accounting for more than
10%
of the accounts receivable balance.
 
For the
three
months ended
March 31, 2017,
revenues from
two
customers accounted for
23%
and
11%
of total revenues, and for the
six
months ended
March 31, 2017
revenues from
two
customers accounted for
15%
and
10%
of total revenues, with
no
other single customer accounting for more than
10%
of revenues. At
March 31, 2017,
accounts receivable from
three
customers accounted for
41%,
24%
and
14%
of total accounts receivable, with
no
other single customer accounting for more than
10%
of the accounts receivable balance.
 
The following table summarizes revenues by geographic region. Revenues are attributed to countries based on customer’s delivery location.
 
   
Three months ended March 31,
    
Six months ended March 31,
  
   
2018
    
2017
    
2018
    
2017
  
Americas
   $
5,051,072
     $
2,099,151
     $
11,104,110
     $
3,721,509
  
Asia Pacific
    
2,255,856
      
2,923,825
      
3,277,762
      
3,908,425
  
Europe, Middle East and Africa
    
561,520
      
719,415
      
1,115,143
      
1,053,792
  
Total Revenues
   $
7,868,448
     $
5,742,391
     $
15,497,015
     $
8,683,726