Concentration of Credit Risk and Significant Customers (Tables)

12 Months Ended

Jun. 30, 2019

Schedules of Concentration of Risk, by Risk Factor

Summarized below are individual customers whose revenue or accounts receivable balances were 10% or higher than the respective total consolidated amounts:



	Year Ended June 30,
Percentage of revenue	2019		2018		2017
Customer A	28.8	%	28.3	%	26.9	%
Customer B	36.4	%	35.2	%	35.8	%
Customer C	*		*		10.6	%



	June 30,
Percentage of accounts receivable	2019		2018
Customer A	12.1	%	17.1	%
Customer B	19.7	%	35.5	%
Customer C	18.1	%	10.6	%
Customer D	13.3	%	*

* Less than 10%