Concentration of Credit Risk, Segment, and Geographic Information (Tables)

9 Months Ended

Mar. 31, 2015

Concentration of Credit Risk, Segment, and Geographic Information [Abstract]

Summary of revenues by geographic area

A summary of our revenues by geographic area is as follows (in thousands):

	Three Months Ended March 31,				Nine Months Ended March 31,
	2015		2014		2015		2014
United States	$	9,396	$	11,647	$	28,645	$	33,392
Canada		1,544		457		3,485		2,715
Total North America		10,940		12,104		32,130		36,107
Japan		4,622		2,517		9,887		7,970
Other Asia Pacific countries		285		365		1,230		2,557
Total Asia Pacific		4,907		2,882		11,117		10,527
Europe		1,260		3,183		7,390		6,570
South America		3		109		9		109
Total revenue	$	17,110	$	18,278	$	50,646	$	53,313

Summary of revenues by significant customers

In addition, the following summarizes revenues by significant customer where such revenue accounted for 10% or more of total revenues for any one of the indicated periods:

	Three Months Ended March 31,		Nine Months Ended March 31,
	2015	2014	2015	2014
Customer A	<10%	25%	10%	14%
Customer B	16%	<10%	10%	<10%
Customer C	<10%	<10%	<10%	15%

Summary of significant accounts receivable

The following summarizes accounts receivable by significant customers for whom accounts receivable were 10% or more of total accounts receivables for any one of the indicated periods:

	March 31, 2015	June 30, 2014
Customer D	14%	<10%
Customer E	<10%	15%
Customer F	<10%	12%
Customer G	<10%	11%

Summary of purchases by significant vendor

The following summarizes purchases from significant vendors where such purchases accounted for 10% or more of total purchases for any one of the indicated periods:

	Three Months Ended March 31,		Nine Months Ended March 31,
	2015	2014	2015	2014
Vendor A	26%	15%	21%	19%
Vendor B	23%	<10%	20%	<10%
Vendor C	21%	37%	17%	25%