Major Customers and Foreign Sales (Tables)

6 Months Ended

Mar. 31, 2019

Geographic Areas, Revenues from External Customers [Abstract]

Revenues by Geographic Region

Our net revenues were from customers in the following geographic regions:

	Six Months Ended March 31,
	2019		2018
United States	40	%	21	%
Other	2	%	3	%
Total North America	42	%	24	%
China	19	%	28	%
Malaysia	3	%	5	%
Taiwan	6	%	9	%
Other	7	%	5	%
Total Asia	35	%	47	%
Germany	11	%	14	%
Other	12	%	15	%
Total Europe	23	%	29	%
	100	%	100	%