Major Customers and Foreign Sales (Tables)

9 Months Ended

Jun. 30, 2018

Geographic Areas, Revenues from External Customers [Abstract]

Revenues by Geographic Region

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

	Nine Months Ended June 30,
	2018		2017
United States	12	%	13	%
Other	1	%	1	%
Total North America	13	%	14	%
China	54	%	43	%
Malaysia	5	%	11	%
Taiwan	6	%	10	%
Other	5	%	8	%
Total Asia	70	%	72	%
Germany	8	%	5	%
Other	9	%	9	%
Total Europe	17	%	14	%
	100	%	100	%