Major Customers and Foreign Sales (Tables)

6 Months Ended

Mar. 31, 2017

Major Customers and Foreign Sales [Abstract]

Revenues by Geographic Region

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

	Six Months Ended March 31,
	2017		2016
United States	16	%	23	%
Other	2	%	3	%
Total North America	18	%	26	%
China	29	%	22	%
Malaysia	18	%	15	%
Taiwan	13	%	12	%
Other	8	%	7	%
Total Asia	68	%	56	%
Germany	5	%	3	%
Other	9	%	15	%
Total Europe	14	%	18	%
	100	%	100	%