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Major Customers and Foreign Sales
 12 Months Ended
Sep. 30, 2017
Major Customers and Foreign Sales [Abstract]  
Major Customers And Foreign Sales
Major Customers and Foreign Sales

In 2017, one customer accounted for 25% of net revenues. In 2016, one customer accounted for 11% of net revenues. In 2015, two customers individually accounted for 15% and 11% of net revenues.
 
Our net revenues for 2017, 2016 and 2015 were to customers in the following geographic regions:
 
Years Ended September 30,
 
2017
 
2016
 
2015
United States
11
%
 
17
%
 
24
%
Other
1
%
 
3
%
 
2
%
Total Americas
12
%
 
20
%
 
26
%
Taiwan
12
%
 
15
%
 
13
%
Malaysia
9
%
 
18
%
 
13
%
China
47
%
 
28
%
 
26
%
Other
7
%
 
7
%
 
8
%
Total Asia
75
%
 
68
%
 
60
%
Germany
5
%
 
3
%
 
5
%
Other
8
%
 
9
%
 
9
%
Total Europe
13
%
 
12
%
 
14
%
 
100
%
 
100
%
 
100
%